Invention Grant
- Patent Title: Heater
- Patent Title (中): 加热器
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Application No.: US3066235Application Date: 1935-07-10
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Publication No.: US2092108APublication Date: 1937-09-07
- Inventor: CROWLEY JOHN C
- Applicant: DILL MFG CO
- Assignee: Dill Mfg Co
- Current Assignee: Dill Mfg Co
- Priority: US3066235 1935-07-10
- Main IPC: A45D4/12
- IPC: A45D4/12
Information query
