Invention Grant
- Patent Title: Roller-bearing.
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Application No.: US1907399027Application Date: 1907-10-24
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Publication No.: US928800APublication Date: 1909-07-20
- Inventor: SCHILLING AUGUST
- Applicant: SCHILLING AUGUST
- Assignee: August Schilling
- Current Assignee: August Schilling
- Priority: US1907399027 1907-10-24
Information query
