Patent search ap:("NAT RES CORP") AND inv:"TORNEY JR FRANKLIN L" Page 1

1.

发明授权
Ultrahigh vacuum gauge having two collector electrodes 失效
Title translation: 超高真空计有两个集电极

公开(公告)号：US3310699A

公开(公告)日：1967-03-21

申请号：US40421264

申请日：1964-10-16

Applicant: NAT RES CORP

Inventor： TORNEY JR FRANKLIN L

IPC: H01J41/04

CPC classification number: H01J41/04

2.

发明授权
Ionization manometer for measuring very low pressure 失效
Title translation: 用于测量极低压力的电离压力计

公开(公告)号：US3153744A

公开(公告)日：1964-10-20

申请号：US20333562

申请日：1962-06-18

Applicant: NAT RES CORP

Inventor： TORNEY JR FRANKLIN L

IPC: H01J41/04

CPC classification number: H01J41/04

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