Invention Grant
- Patent Title: Conveyer
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Application No.: US21102727Application Date: 1927-08-06
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Publication No.: US1766052APublication Date: 1930-06-24
- Inventor: BETTIN JOHN A
- Applicant: EMMA A BETTIN
- Assignee: Emma A Bettin
- Current Assignee: Emma A Bettin
- Priority: US21102727 1927-08-06
- Main IPC: B65G17/12
- IPC: B65G17/12
Information query
IPC分类: