Invention Grant
- Patent Title: Method of making a three-dimensional diffraction grating
- Patent Title (中): 制造三维衍射光栅的方法
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Application No.: US3507564DApplication Date: 1965-11-15
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Publication No.: US3507564APublication Date: 1970-04-21
- Inventor: FRANKS ALBERT
- Applicant: NAT RES DEV
- Assignee: National Research Development Corp UK
- Current Assignee: National Research Development Corp UK
- Priority: GB4725664 1964-11-19
- Main IPC: G02B5/18
- IPC: G02B5/18
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