Invention Grant
- Patent Title: Furnace for heating metal.
- Patent Title (中): 用于加热金属的炉。
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Application No.: US1902132480Application Date: 1902-11-22
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Publication No.: US729713APublication Date: 1903-06-02
- Inventor: ALLIS THOMAS V
- Applicant: ALLIS THOMAS V
- Assignee: Thomas V Allis
- Current Assignee: Thomas V Allis
- Priority: US1902132480 1902-11-22
Information query
