Invention Grant
- Patent Title: Aluminum reflector
- Patent Title (中): 铝反光板
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Application No.: US72657134Application Date: 1934-05-19
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Publication No.: US2108604APublication Date: 1938-02-15
- Inventor: MASON RALPH B
- Applicant: ALUMINUM CO OF AMERICA
- Assignee: Aluminum Co Of America
- Current Assignee: Aluminum Co Of America
- Priority: US72657134 1934-05-19; US68334433 1933-08-02
- Main IPC: C25F3/20
- IPC: C25F3/20
Information query
