Invention Grant
- Patent Title: Spool construction
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Application No.: US3714248Application Date: 1948-07-06
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Publication No.: US2601660APublication Date: 1952-06-24
- Inventor: ZYGMUNT JARMICKI WINCENTY
- Applicant: DOMINION MAGNESIUM LTD
- Assignee: Dominion Magnesium Ltd
- Current Assignee: Dominion Magnesium Ltd
- Priority: US3714248 1948-07-06
- Main IPC: B65H75/14
- IPC: B65H75/14
Information query
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