Invention Grant
- Patent Title: Door-operating device.
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Application No.: US1912723453Application Date: 1912-10-01
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Publication No.: US1075095APublication Date: 1913-10-07
- Inventor: FABRIN THOMAS A
- Applicant: FABRIN THOMAS A
- Assignee: Thomas A Fabrin
- Current Assignee: Thomas A Fabrin
- Priority: US1912723453 1912-10-01
Information query
