-
公开(公告)号:US1967869A
公开(公告)日:1934-07-24
申请号:US48406730
申请日:1930-09-24
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
IPC: H01J35/00
CPC classification number: H01J35/00
-
公开(公告)号:US1936424A
公开(公告)日:1933-11-21
申请号:US24401427
申请日:1927-12-31
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
-
公开(公告)号:US1907507A
公开(公告)日:1933-05-09
申请号:US2646925
申请日:1925-04-28
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
-
公开(公告)号:US1694967A
公开(公告)日:1928-12-11
申请号:US14533126
申请日:1926-10-30
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
IPC: A47J41/02
CPC classification number: A47J41/022
-
公开(公告)号:US1567839A
公开(公告)日:1925-12-29
申请号:US25736118
申请日:1918-10-08
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
IPC: G01S1/72
CPC classification number: G01S1/72
-
公开(公告)号:US1550506A
公开(公告)日:1925-08-18
申请号:US39508720
申请日:1920-07-09
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
IPC: H05G1/22
CPC classification number: H05G1/22
-
公开(公告)号:US1543654A
公开(公告)日:1925-06-23
申请号:US53019822
申请日:1922-01-18
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
IPC: H05G1/54
CPC classification number: H05G1/54
-
公开(公告)号:US1289672A
公开(公告)日:1918-12-31
申请号:US7634916
申请日:1916-02-05
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
CPC classification number: H01J35/20
-
公开(公告)号:US1211092A
公开(公告)日:1917-01-02
申请号:US3233115
申请日:1915-06-05
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
CPC classification number: H01J35/18
-
公开(公告)号:US1162342A
公开(公告)日:1915-11-30
申请号:US1546415
申请日:1915-03-19
Applicant: GEN ELECTRIC
Inventor: COOLIDGE WILLIAM D
CPC classification number: C23C14/185 , B23K35/3006 , Y10S428/939 , Y10T428/1284 , Y10T428/12868 , Y10T428/12986
-
-
-
-
-
-
-
-
-