Invention Grant
- Patent Title: Method of producing composite metal articles
- Patent Title (中): 复合金属制品的制造方法
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Application No.: US46146154Application Date: 1954-10-11
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Publication No.: US3046649APublication Date: 1962-07-31
- Inventor: BRENNAN HELEN E
- Applicant: BRENNAN HELEN E
- Assignee: Helen E Brennan
- Current Assignee: Helen E Brennan
- Priority: US46146154 1954-10-11
- Main IPC: B23P11/02
- IPC: B23P11/02
Information query
