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公开(公告)号:US665846A
公开(公告)日:1901-01-08
申请号:US1900010364
申请日:1900-03-27
Applicant: HARRY D CONE , ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
CPC classification number: A47G25/10
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公开(公告)号:US2394528A
公开(公告)日:1946-02-12
申请号:US29860239
申请日:1939-10-09
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
IPC: G07F13/02
CPC classification number: G07F13/025
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公开(公告)号:US2168552A
公开(公告)日:1939-08-08
申请号:US18180737
申请日:1937-12-27
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
IPC: G07F13/02
CPC classification number: G07F13/02 , Y10T74/20468 , Y10T74/20642
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公开(公告)号:US1866523A
公开(公告)日:1932-07-12
申请号:US53767031
申请日:1931-05-15
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
IPC: G07F13/02
CPC classification number: G07F13/025
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公开(公告)号:US1232163A
公开(公告)日:1917-07-03
申请号:US4957915
申请日:1915-09-08
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
CPC classification number: E05B65/48 , Y10T70/367 , Y10T70/504
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公开(公告)号:US2336383A
公开(公告)日:1943-12-07
申请号:US39397141
申请日:1941-05-17
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
IPC: B67D7/30
CPC classification number: B67D7/30
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公开(公告)号:US1963575A
公开(公告)日:1934-06-19
申请号:US58551332
申请日:1932-01-08
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
IPC: G07F13/02
CPC classification number: G07F13/02
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公开(公告)号:US1201422A
公开(公告)日:1916-10-17
申请号:US1914844537
申请日:1914-06-11
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
CPC classification number: B61G3/04
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公开(公告)号:US2748640A
公开(公告)日:1956-06-05
申请号:US42932554
申请日:1954-05-12
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
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公开(公告)号:US2384585A
公开(公告)日:1945-09-11
申请号:US40921341
申请日:1941-09-02
Applicant: ALEXANDER JOHN M
Inventor: ALEXANDER JOHN M
IPC: G07F13/02
CPC classification number: G07F13/025
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