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公开(公告)号:US1477758A
公开(公告)日:1923-12-18
申请号:US34716719
申请日:1919-12-24
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
IPC: B24B7/16
CPC classification number: B24B7/165
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公开(公告)号:US1366806A
公开(公告)日:1921-01-25
申请号:US33502419
申请日:1919-11-01
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
IPC: F24C15/10
CPC classification number: F24C15/10
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公开(公告)号:US1249105A
公开(公告)日:1917-12-04
申请号:US13063816
申请日:1916-11-10
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
CPC classification number: A24F13/26
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公开(公告)号:US1204025A
公开(公告)日:1916-11-07
申请号:US7360416
申请日:1916-01-22
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
CPC classification number: B23B31/4046 , Y10T279/1045 , Y10T279/1054 , Y10T279/1095 , Y10T279/185
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公开(公告)号:US1178644A
公开(公告)日:1916-04-11
申请号:US1914843755
申请日:1914-06-08
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
CPC classification number: A61F5/455
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公开(公告)号:US1172461A
公开(公告)日:1916-02-22
申请号:US1913804949
申请日:1913-12-05
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
CPC classification number: F16J9/16
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公开(公告)号:US793526A
公开(公告)日:1905-06-27
申请号:US1903174121
申请日:1903-09-21
Applicant: JOHNSON GEORGE C , JOHNSON CHARLES E
Inventor: JOHNSON GEORGE C , JOHNSON CHARLES E
CPC classification number: B65G53/08
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公开(公告)号:US2145484A
公开(公告)日:1939-01-31
申请号:US12223437
申请日:1937-01-25
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
IPC: F01L1/25
CPC classification number: F01L1/252
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公开(公告)号:US2017312A
公开(公告)日:1935-10-15
申请号:US1155735
申请日:1935-03-18
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
IPC: F16J1/06
CPC classification number: F16J1/06 , Y10T29/536
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公开(公告)号:US1993997A
公开(公告)日:1935-03-12
申请号:US73636134
申请日:1934-07-21
Applicant: JOHNSON CHARLES E
Inventor: JOHNSON CHARLES E
IPC: F16J1/06
CPC classification number: F16J1/06
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