Invention Grant
- Patent Title: Coin collector apparatus
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Application No.: US31332940Application Date: 1940-01-11
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Publication No.: US2253863APublication Date: 1941-08-26
- Inventor: MELICK JOHN M
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US31332940 1940-01-11
- Main IPC: H04M17/02
- IPC: H04M17/02
Information query
