Invention Grant
- Patent Title: Clothesline reel and stretcher
- Patent Title (中): 晾衣绳卷轴和担架
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Application No.: US10581136Application Date: 1936-10-15
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Publication No.: US2172907APublication Date: 1939-09-12
- Inventor: HUMPHREY FRANK L
- Applicant: HUMPHREY FRANK L
- Assignee: Frank L Humphrey
- Current Assignee: Frank L Humphrey
- Priority: US10581136 1936-10-15
- Main IPC: D06F57/00
- IPC: D06F57/00
Information query
