Invention Grant
- Patent Title: Spacer
- Patent Title (中): 间隔
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Application No.: US49117643Application Date: 1943-06-17
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Publication No.: US2386313APublication Date: 1945-10-09
- Inventor: CHARLES HOLLERITH
- Applicant: HAYES IND INC
- Assignee: Hayes Ind Inc
- Current Assignee: Hayes Ind Inc
- Priority: US49117643 1943-06-17
- Main IPC: F16D51/08
- IPC: F16D51/08
Information query
