Invention Grant
- Patent Title: Means for varying work cycles
- Patent Title (中): 改变工作周期的手段
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Application No.: US9915761Application Date: 1961-03-29
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Publication No.: US3093971APublication Date: 1963-06-18
- Inventor: DEBERG WALTER H VAN
- Applicant: EARL A THOMPSON MFG COMPANY
- Assignee: Earl A Thompson Mfg Company
- Current Assignee: Earl A Thompson Mfg Company
- Priority: US9915761 1961-03-29
- Main IPC: F15B7/00
- IPC: F15B7/00 ; F15B21/08 ; F16C43/06
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