Invention Grant
- Patent Title: Cream-siphoning device
- Patent Title (中): 奶油虹吸装置
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Application No.: US44820821Application Date: 1921-02-26
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Publication No.: US1522300APublication Date: 1925-01-06
- Inventor: MICHAEL JOHNSON
- Applicant: MICHAEL JOHNSON
- Assignee: Johnson Michael
- Current Assignee: Johnson Michael
- Priority: US44820821 1921-02-26
- Main IPC: A01J11/12
- IPC: A01J11/12
Information query
