Invention Grant
- Patent Title: Lens
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Application No.: US50494430Application Date: 1930-12-26
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Publication No.: US2019985APublication Date: 1935-11-05
- Inventor: WILLIAM LEE HORACE
- Applicant: KAPELLA LTD
- Assignee: KAPELLA Ltd
- Current Assignee: KAPELLA Ltd
- Priority: US50494430 1930-12-26
- Main IPC: A47L9/00
- IPC: A47L9/00 ; G02B13/00
Information query
