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Your search returned 85 patents.
( 359/235 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 3942878 | Apparatus for modulating a high energy beam
| August 5, 1974 |
| 3932041 | Construction unit for two beam photometers
| January 6, 1975 |
| 3926527 | Rotating gas correlation cell
| June 5, 1974 |
| 3926500 | Method of increasing the depth of focus and or the resolution of light microscopes by illuminating and imaging through a diaphragm with pinhole apertures
| December 2, 1974 |
| 3902142 | Laser beam control apparatus
| January 2, 1974 |
| 3901601 | Chopper arrangement for atomic absorption spectrophotometer
| January 21, 1974 |
| RE30051 | Chopper arrangement for atomic absorption spectrophotometer
| July 27, 1977 |
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