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公开(公告)号:US1994844A
公开(公告)日:1935-03-19
申请号:US46386630
申请日:1930-06-26
Applicant: HUFFMAN MFG COMPANY
Inventor: WINGER JOSEPH A , VAHLE EDGAR W
IPC: F01M11/04
CPC classification number: F01M11/04
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公开(公告)号:US2067554A
公开(公告)日:1937-01-12
申请号:US68295033
申请日:1933-07-31
Applicant: HUFFMAN MFG COMPANY
Inventor: VAHLE EDGAR W
IPC: B67B7/86
CPC classification number: B67B7/28
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公开(公告)号:US1901480A
公开(公告)日:1933-03-14
申请号:US44420730
申请日:1930-04-14
Applicant: HUFFMAN MFG COMPANY
Inventor: VAHLE EDGAR W
IPC: H01M2/36
CPC classification number: H01M2/362
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公开(公告)号:US2021246A
公开(公告)日:1935-11-19
申请号:US73563834
申请日:1934-07-17
Applicant: HUFFMAN MFG COMPANY
Inventor: VAHLE EDGAR W
IPC: B67B7/48
CPC classification number: B67B7/26
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公开(公告)号:US1966082A
公开(公告)日:1934-07-10
申请号:US63955232
申请日:1932-10-26
Applicant: HUFFMAN MFG COMPANY
Inventor: ROTH JOHN T , VAHLE EDGAR W
IPC: A47J36/14
CPC classification number: A47J36/14
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