Invention Grant
- Patent Title: Structure for increasing light intensity at a distant point
- Patent Title (中): 在远处增加光强度的结构
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Application No.: US20875062Application Date: 1962-07-10
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Publication No.: US3230475APublication Date: 1966-01-18
- Inventor: KOESTER CHARLES J , ELIAS SNITZER
- Applicant: AMERICAN OPTICAL CORP
- Assignee: Grossfillex Sarl
- Current Assignee: Grossfillex Sarl
- Priority: US20875062 1962-07-10
- Main IPC: H01S3/00
- IPC: H01S3/00
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