Patent search ap:("SFD LAB INC") AND inv:"MCDOWELL HUNTER L" Page 1

1.

发明授权
Periodic slow wave circuit having capacitive coupling between alternate periodic elements 失效
Title translation: 周期性慢波电路具有交替周期元件之间的电容耦合

公开(公告)号：US3308336A

公开(公告)日：1967-03-07

申请号：US16400862

申请日：1962-01-03

Applicant: SFD LAB INC

Inventor： MCDOWELL HUNTER L

IPC: H01J23/24 , H01J25/44

CPC classification number: H01J23/24 , H01J25/44

2.

发明授权
Temperature compensated slow wave structure 失效
Title translation: 温度补偿慢波结构

公开(公告)号：US3185890A

公开(公告)日：1965-05-25

申请号：US20991162

申请日：1962-07-16

Applicant: SFD LAB INC

Inventor： MCDOWELL HUNTER L , SIDOTI JOSEPH E

IPC: H01J23/24 , H01J25/42

CPC classification number: H01J25/42 , H01J23/24

3.

发明授权
Helix coupled impedance transformer and tubes using same 失效
Title translation: HELIX耦合阻抗变压器和使用它的管

公开(公告)号：US3521115A

公开(公告)日：1970-07-21

申请号：US3521115D

申请日：1967-12-07

Applicant: SFD LAB INC

Inventor： MCDOWELL HUNTER L

IPC: H01J23/24 , H01J23/36 , H01J23/48 , H01J25/42 , H01P5/02 , H01J25/36 , H03H7/38

CPC classification number: H01P5/02 , H01J23/24 , H01J23/36 , H01J23/48 , H01J25/42

4.

发明授权
Mixed line magnetron circuits having strapped sections and tubes using same 失效
Title translation: 具有连接部分和管子的混合线磁铁电路

公开(公告)号：US3445718A

公开(公告)日：1969-05-20

申请号：US3445718D

申请日：1965-12-27

Applicant: SFD LAB INC

Inventor： MCDOWELL HUNTER L

IPC: H01J23/22 , H01J25/50 , H01J25/34 , H01J25/58

CPC classification number: H01J25/50 , H01J23/22

5.

发明授权
Pulsed crossed-field devices 失效
Title translation: 脉冲交叉场设备

公开(公告)号：US3255422A

公开(公告)日：1966-06-07

申请号：US21723862

申请日：1962-08-07

Applicant: SFD LAB INC

Inventor： JOSEPH FEINSTEIN , JEROME DREXLER , MCDOWELL HUNTER L

IPC: H01J25/44 , H01J25/55

CPC classification number: H01J25/55 , H01J25/44

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