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公开(公告)号:US2191482A
公开(公告)日:1940-02-27
申请号:US23765838
申请日:1938-10-29
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
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公开(公告)号:US2191478A
公开(公告)日:1940-02-27
申请号:US22686138
申请日:1938-08-26
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
IPC: C22B9/18
CPC classification number: C22B9/18
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公开(公告)号:US2191475A
公开(公告)日:1940-02-27
申请号:US18710438
申请日:1938-01-27
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
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公开(公告)号:US2191472A
公开(公告)日:1940-02-27
申请号:US17293037
申请日:1937-11-05
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K , BLUMBERG HARRY S
IPC: B23K9/18
CPC classification number: B23K9/186 , Y10T29/49982
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公开(公告)号:US2151914A
公开(公告)日:1939-03-28
申请号:US10110336
申请日:1936-09-16
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
IPC: B23K9/038
CPC classification number: B23K9/038
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公开(公告)号:US2107943A
公开(公告)日:1938-02-08
申请号:US8366436
申请日:1936-06-05
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
CPC classification number: B23K20/001 , B21C23/22 , Y10S72/70 , Y10T29/49991
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公开(公告)号:US2055533A
公开(公告)日:1936-09-29
申请号:US61055332
申请日:1932-05-11
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
CPC classification number: B23K9/121 , B23K35/0261
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公开(公告)号:US2034259A
公开(公告)日:1936-03-17
申请号:US1118935
申请日:1935-03-15
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
CPC classification number: B23K35/0261 , Y10T403/68 , Y10T403/7094
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公开(公告)号:US2022084A
公开(公告)日:1935-11-26
申请号:US67275233
申请日:1933-05-25
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
IPC: B23K9/14
CPC classification number: B23K9/14
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公开(公告)号:US2019970A
公开(公告)日:1935-11-05
申请号:US61055432
申请日:1932-05-11
Applicant: KELLOGG M W CO
Inventor: HOPKINS ROBERT K
CPC classification number: B23K9/1336 , B23K35/0261
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