Invention Grant
- Patent Title: Window-cleaner.
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Application No.: US1905257024Application Date: 1905-04-24
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Publication No.: US818002APublication Date: 1906-04-17
- Inventor: SWAIN SAMUEL R
- Applicant: SWAIN SAMUEL R
- Assignee: Samuel R Swain
- Current Assignee: Samuel R Swain
- Priority: US1905257024 1905-04-24
Information query
