Invention Grant
- Patent Title: Gearing for washing-machines.
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Application No.: US1909495834Application Date: 1909-05-13
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Publication No.: US935551APublication Date: 1909-09-28
- Inventor: RUTHVEN WILLIAM
- Applicant: RUTHVEN WILLIAM
- Assignee: William Ruthven
- Current Assignee: William Ruthven
- Priority: US1909495834 1909-05-13
Information query
