Invention Grant
- Patent Title: Ultra short wave tube circuit
- Patent Title (中): 超短波管电路
-
Application No.: US16993137Application Date: 1937-10-20
-
Publication No.: US2192306APublication Date: 1940-03-05
- Inventor: WALTER GRAFFUNDER
- Applicant: TELEFUNKEN GMBH
- Assignee: Telefunken AG
- Current Assignee: Telefunken AG
- Priority: DE2192306X 1936-11-03
- Main IPC: H03F3/54
- IPC: H03F3/54
Public/Granted literature
- US10972349B1 Cryptographic verification of data inputs for executables on a network Public/Granted day:2021-04-06
Information query
IPC分类:
