Invention Grant
- Patent Title: Clam opener
- Patent Title (中): 开瓶器
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Application No.: US16241237Application Date: 1937-09-04
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Publication No.: US2136816APublication Date: 1938-11-15
- Inventor: FRAZIER WILLIAM G
- Applicant: FRAZIER WILLIAM G
- Assignee: William G Frazier
- Current Assignee: William G Frazier
- Priority: US16241237 1937-09-04
- Main IPC: A47G21/06
- IPC: A47G21/06
Public/Granted literature
- US10651033B1 Semiconductor device structures and methods for manufacturing the same Public/Granted day:2020-05-12
Information query
