Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"LAWRENCE FERGUSON" Page 1

1.

发明授权
Apparatus for and method of applying metallic coatings by thermal evaporation 失效
Title translation: 用于通过热蒸发施加金属涂层的装置和方法

公开(公告)号：US2363781A

公开(公告)日：1944-11-28

申请号：US35471140

申请日：1940-08-29

Applicant: BELL TELEPHONE LABOR INC

Inventor： LAWRENCE FERGUSON

IPC: C23C14/26

CPC classification number: C23C14/26

2.

发明授权
Electrical connection 失效

公开(公告)号：US2250156A

公开(公告)日：1941-07-22

申请号：US27697739

申请日：1939-06-02

Applicant: BELL TELEPHONE LABOR INC

Inventor： LAWRENCE FERGUSON

IPC: H01R4/02 , H01R4/18 , H01R43/058

CPC classification number: H01R43/058 , H01R4/026 , H01R4/183 , Y10T29/49178 , Y10T29/49185 , Y10T29/49924

3.

发明授权
Methods of improving the magnetic quality of anisotropic permanent magnets containing iron, nickel, cobalt, and aluminum 失效
Title translation: 提高含铁，镍，钴，铝的各向异性永磁体的磁性质的方法

公开(公告)号：US2442762A

公开(公告)日：1948-06-08

申请号：US50167443

申请日：1943-09-09

Applicant: BELL TELEPHONE LABOR INC

Inventor： ELLIS WILLIAM C , LAWRENCE FERGUSON

IPC: H01F1/04

CPC classification number: H01F1/04

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