Invention Grant
- Patent Title: Universal electric swivel joint
- Patent Title (中): 通用电动旋转接头
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Application No.: US64580757Application Date: 1957-03-13
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Publication No.: US3012798APublication Date: 1961-12-12
- Inventor: KORNEL BERGER
- Applicant: KORNEL BERGER
- Assignee: Berger Kornel
- Current Assignee: Berger Kornel
- Priority: US64580757 1957-03-13
- Main IPC: F16C11/08
- IPC: F16C11/08 ; H01R35/02
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