Invention Grant
- Patent Title: Rotary boring machine having reciprocating cutter bar
- Patent Title (中): 旋转镗床具有往复式切割杆
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Application No.: US85816259Application Date: 1959-12-08
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Publication No.: US3014706APublication Date: 1961-12-26
- Inventor: NEWTON JOHN S
- Applicant: GOODMAN MFG CO
- Assignee: Goodman Mfg Co
- Current Assignee: Goodman Mfg Co
- Priority: US85816259 1959-12-08
- Main IPC: E21C27/12
- IPC: E21C27/12
Information query
