SHEET POLARIZER Co Inc
SHEET POLAActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2099694A | Polarizing optical system | Expired / Lapsed | 1934-03-06 | 1937-11-23 | 0 | Details |
| US2079621A | Device for use in illuminating systems employing polarized … | Expired / Lapsed | 1935-08-27 | 1937-05-11 | 0 | Details |
| US2078254A | Refracting polarizing body | Expired / Lapsed | 1930-03-10 | 1937-04-27 | 0 | Details |
| US2031045A | Means for avoiding glare from automobile headlights | Expired / Lapsed | 1933-01-16 | 1936-02-18 | 0 | Details |
| US2018214A | Advertising display device | Expired / Lapsed | 1933-12-05 | 1935-10-22 | 0 | Details |
| US2011553A | Process of forming a polarizing body | Expired / Lapsed | 1933-06-07 | 1935-08-13 | 0 | Details |