| SPECTRA RESEARCH CORPORATION | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | Homuth, Katie | $1,125,443 | Jul 13, 2025 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $206,714 | Nov 26, 2015 | — |
| SPECTRA RESEARCH CORPORATION | SPECTROPHOTOMETER | — | $187,545 | Sep 7, 2010 | — |
| Spectra Research Corporation | SPECTROMETER | — | $158,360 | Jan 30, 2005 | — |
| SPECTRA RESEARCH CORPORATION | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | WijayaPutri, YessicaKarnali | $155,030 | Jun 18, 2024 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $154,724 | Mar 2, 2009 | — |
| SPECTRA RESEARCH CORPORATION | CHEMICAL ANALYSIS INSTRUMENTS | — | $146,886 | Jan 20, 2011 | — |
| SPECTRA RESEARCH CORPORATION | Measuring, Controlling, Laboratory, Medical and Optical Equipment and Parts Measuring, Controlling, Laboratory, Medical and Optical Equipment and Parts | — | $98,116 | Jan 29, 2014 | — |
| SPECTRA RESEARCH CORPORATION | Microscope | — | $97,545 | Mar 29, 2010 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $92,400 | Feb 9, 2010 | — |
| SPECTRA RESEARCH CORPORATION | 1243 Measuring, controlling, laboratory, medical and optical equipment and parts 1243 Measuring, controlling, laboratory, medical and optical equipment and parts | — | $89,900 | Feb 17, 2010 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $88,470 | Jan 28, 2010 | — |
| SPECTRA RESEARCH CORPORATION | Measuring, Controlling, Laboratory, Medical and Optical Equipment and Parts Measuring, Controlling, Laboratory, Medical and Optical Equipment and Parts | — | $80,110 | Nov 12, 2014 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $76,765 | Aug 22, 2010 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $75,542 | Nov 12, 2015 | — |
| SPECTRA RESEARCH CORP. | Measuring, controlling, laboratory, medical and op Measuring, controlling, laboratory, medical and op | — | $74,197 | Mar 7, 2017 | C |
| SPECTRA RESEARCH CORPORATION | LABORATORY EQUIPMENT AND SUPPLIES LABORATORY EQUIPMENT AND SUPPLIES | — | $70,896 | Jan 17, 2011 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $68,985 | Jul 31, 2016 | — |
| Spectra Research Corporation | Optical Instruments, Test Equipment, Components and Accessories Optical Instruments, Test Equipment, Components and Accessories | — | $65,365 | Oct 7, 2009 | — |
| SPECTRA RESEARCH CORPORATION | MEASURING, CONTROLLING, LABORATORY, MEDICAL AND OP MEASURING, CONTROLLING, LABORATORY, MEDICAL AND OP | — | $62,919 | Sep 14, 2014 | — |
| Spectra Research Corporation | ANALYZERS, PARTICLE SIZE | — | $55,230 | Feb 26, 2008 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $52,500 | Dec 13, 2009 | — |
| Spectra Research Corporation | METERS, ELECTRONIC TEST EQUIPMENT METERS, ELECTRONIC TEST EQUIPMENT | — | $49,491 | Mar 21, 2016 | — |
| SPECTRA RESEARCH CORPORATION | 1243 Measuring, controlling, laboratory, medical and optical equipment and parts 1243 Measuring, controlling, laboratory, medical and optical equipment and parts | — | $46,948 | Nov 23, 2010 | — |
| SPECTRA RESEARCH CORPORATION | 1243 Measuring, controlling, laboratory, medical and optical equipment and parts 1243 Measuring, controlling, laboratory, medical and optical equipment and parts | — | $46,620 | Feb 5, 2008 | — |
| Spectra Research Corporation | Armament Training Devices | — | $39,900 | Nov 6, 2008 | — |
| SPECTRA RESEARCH CORPORATION | 1243 Measuring, Controlling, Laboratory, Medical etc, 1243 Measuring, Controlling, Laboratory, Medical etc, | — | $35,000 | Jan 5, 2016 | — |
| SPECTRA RESEARCH CORPORATION | Electrical and Electronic Properties Measuring and Testing Instruments Electrical and Electronic Properties Measuring and Testing Instruments | — | $30,498 | Feb 7, 2010 | — |
| SPECTRA RESEARCH CORPORATION | 1243 Measuring, controlling, laboratory, medical and optical equipment and parts 1243 Measuring, controlling, laboratory, medical and optical equipment and parts | — | $29,540 | Mar 29, 2012 | — |
| SPECTRA RESEARCH CORPORATION | MEASURING, CONTROLLING, LABORATORY, MEDICAL AND OP MEASURING, CONTROLLING, LABORATORY, MEDICAL AND OP | — | $24,935 | Jan 14, 2015 | — |
| SPECTRA RESEARCH CORPORATION | Special industry machinery | — | $24,885 | Sep 20, 2017 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $22,517 | Feb 11, 2010 | — |
| Spectra Research Corporation | Optical Instruments, Test Equipment, Components and Accessories Optical Instruments, Test Equipment, Components and Accessories | — | $22,470 | Jan 16, 2005 | — |
| SPECTRA RESEARCH CORPORATION | LABORATORY EQUIPMENT AND SUPPLIES LABORATORY EQUIPMENT AND SUPPLIES | — | $20,378 | Dec 19, 2010 | — |
| SPECTRA RESEARCH CORPORATION | SPECIAL INDUSTRY MACHINERY | — | $15,425 | Jul 29, 2009 | — |
| SPECTRA RESEARCH CORPORATION | 1243 Measuring, Controlling, Laboratory, Medical and Optical Equipment 1243 Measuring, Controlling, Laboratory, Medical and Optical Equipment | — | $10,966 | Nov 29, 2015 | — |
| SPECTRA RESEARCH CORPORATION | Measuring, controlling, laboratory, medical and optical equipment and parts Measuring, controlling, laboratory, medical and optical equipment and parts | — | $10,874 | Aug 29, 2018 | 0 |
| SPECTRA RESEARCH CORPORATION | 0660 Measuring, Controlling, Laboratory, Instruments and accessories 0660 Measuring, Controlling, Laboratory, Instruments and accessories | — | $10,324 | Oct 30, 2016 | — |