DK77961C - Elektronrørsomskifter. - Google Patents

Elektronrørsomskifter.

Info

Publication number
DK77961C
DK77961C DK220249A DK220249A DK77961C DK 77961 C DK77961 C DK 77961C DK 220249 A DK220249 A DK 220249A DK 220249 A DK220249 A DK 220249A DK 77961 C DK77961 C DK 77961C
Authority
DK
Denmark
Prior art keywords
electron tube
tube switch
switch
electron
tube
Prior art date
Application number
DK220249A
Other languages
English (en)
Original Assignee
Ibm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ibm filed Critical Ibm
Application granted granted Critical
Publication of DK77961C publication Critical patent/DK77961C/da

Links

DK220249A 1948-07-09 1949-06-30 Elektronrørsomskifter. DK77961C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77961XA 1948-07-09 1948-07-09

Publications (1)

Publication Number Publication Date
DK77961C true DK77961C (da) 1954-08-16

Family

ID=21728182

Family Applications (1)

Application Number Title Priority Date Filing Date
DK220249A DK77961C (da) 1948-07-09 1949-06-30 Elektronrørsomskifter.

Country Status (1)

Country Link
DK (1) DK77961C (da)

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