Invention Grant
- Patent Title: Beet harvester
- Patent Title (中): 甜菜收获机
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Application No.: US41868820Application Date: 1920-10-22
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Publication No.: US1505957APublication Date: 1924-08-26
- Inventor: HRUSKA JOSEPH J
- Applicant: HRUSKA JOSEPH J
- Assignee: Joseph J Hruska
- Current Assignee: Joseph J Hruska
- Priority: US41868820 1920-10-22
- Main IPC: A01D25/04
- IPC: A01D25/04

Public/Granted literature
- US1540286A Internal-combustion engine Public/Granted day:1925-06-02
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