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公开(公告)号:US1717178A
公开(公告)日:1929-06-11
申请号:US23487727
申请日:1927-11-21
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F58/18
CPC classification number: D06F58/18
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公开(公告)号:US1594188A
公开(公告)日:1926-07-27
申请号:US55841022
申请日:1922-05-04
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
CPC classification number: D06F27/00 , D06F37/36 , D06F2700/05
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公开(公告)号:US1536050A
公开(公告)日:1925-05-05
申请号:US68016323
申请日:1923-12-12
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F15/00
CPC classification number: D06F15/00
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公开(公告)号:US1502225A
公开(公告)日:1924-07-22
申请号:US63414923
申请日:1923-04-23
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F45/04
CPC classification number: D06F45/04
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公开(公告)号:US1158098A
公开(公告)日:1915-10-26
申请号:US1913787304
申请日:1913-08-29
Applicant: ALTORFER BROS CO , HENRY ALTORFER , SILAS H ALTORFER , ALTORFER ALPHEUS W
Inventor: ALTORFER ALPHEUS W
CPC classification number: F16H1/14 , Y10T74/1953 , Y10T74/19688
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公开(公告)号:US2149987A
公开(公告)日:1939-03-07
申请号:US7342836
申请日:1936-04-09
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F13/00
CPC classification number: D06F13/00
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公开(公告)号:US1996654A
公开(公告)日:1935-04-02
申请号:US3180725
申请日:1925-05-21
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F13/00
CPC classification number: D06F13/00
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公开(公告)号:US1847204A
公开(公告)日:1932-03-01
申请号:US25934528
申请日:1928-03-05
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F45/12
CPC classification number: D06F45/12 , Y10S220/28
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公开(公告)号:US1784564A
公开(公告)日:1930-12-09
申请号:US17818227
申请日:1927-03-25
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F29/02
CPC classification number: D06F29/02
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公开(公告)号:US1782224A
公开(公告)日:1930-11-18
申请号:US17264427
申请日:1927-03-04
Applicant: ALTORFER BROS CO
Inventor: ALTORFER ALPHEUS W
IPC: D06F49/08
CPC classification number: D06F49/08
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