Patent search ap:("GEN DYNAMICS CORP") AND inv:"ALBERT ROTH" Page 1

1.

发明授权
Bi-directional digitizer 失效
Title translation: 双向数字化仪

公开(公告)号：US3364480A

公开(公告)日：1968-01-16

申请号：US36056264

申请日：1964-04-17

Applicant: GEN DYNAMICS CORP

Inventor： ALBERT ROTH

IPC: G06J1/00 , H03M1/00

CPC classification number: G06J1/00 , H03M1/00 , H03M1/08

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