Invention Grant
- Patent Title: Collapsible core.
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Application No.: US6609315Application Date: 1915-12-10
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Publication No.: US1189192APublication Date: 1916-06-27
- Inventor: COLE JOHN C
- Applicant: FISK RUBBER CO
- Assignee: Fisk Rubber Co
- Current Assignee: Fisk Rubber Co
- Priority: US6609315 1915-12-10
Information query
