Invention Grant
- Patent Title: Tractor attachment for reforming windrows
- Patent Title (中): 拖拉机附件用于改造堆料
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Application No.: US25545451Application Date: 1951-11-08
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Publication No.: US2667731APublication Date: 1954-02-02
- Inventor: HAROLD NERNESS
- Applicant: HAROLD NERNESS
- Assignee: Nerness Harold
- Current Assignee: Nerness Harold
- Priority: US25545451 1951-11-08
- Main IPC: A01D57/30
- IPC: A01D57/30 ; A01D89/00
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