CA551981A - Selective switching device - Google Patents

Selective switching device

Info

Publication number
CA551981A
CA551981A CA551981A CA551981DA CA551981A CA 551981 A CA551981 A CA 551981A CA 551981 A CA551981 A CA 551981A CA 551981D A CA551981D A CA 551981DA CA 551981 A CA551981 A CA 551981A
Authority
CA
Canada
Prior art keywords
switching device
selective switching
selective
switching
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA551981A
Other languages
French (fr)
Inventor
L. Sprecker Alfred
F. Henry William
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Publication date
Application granted granted Critical
Publication of CA551981A publication Critical patent/CA551981A/en
Expired legal-status Critical Current

Links

CA551981A Selective switching device Expired CA551981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA551981T

Publications (1)

Publication Number Publication Date
CA551981A true CA551981A (en) 1958-01-21

Family

ID=35713382

Family Applications (1)

Application Number Title Priority Date Filing Date
CA551981A Expired CA551981A (en) Selective switching device

Country Status (1)

Country Link
CA (1) CA551981A (en)

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