Invention Grant
- Patent Title: Diffraction apparatus
- Patent Title (中): 衍射装置
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Application No.: US36340964Application Date: 1964-04-29
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Publication No.: US3320685APublication Date: 1967-05-23
- Inventor: MEINERS HARRY F
- Applicant: WELCH SCIENT COMPANY
- Assignee: Welch Scient Company
- Current Assignee: Welch Scient Company
- Priority: US36340964 1964-04-29
- Main IPC: G09B23/22
- IPC: G09B23/22 ; H01Q15/10
Information query
