CA621769A - Automatic switching apparatus - Google Patents

Automatic switching apparatus

Info

Publication number
CA621769A
CA621769A CA621769A CA621769DA CA621769A CA 621769 A CA621769 A CA 621769A CA 621769 A CA621769 A CA 621769A CA 621769D A CA621769D A CA 621769DA CA 621769 A CA621769 A CA 621769A
Authority
CA
Canada
Prior art keywords
automatic switching
switching apparatus
automatic
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
CA621769A
Inventor
E. Coughlin Joseph
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA621769A publication Critical patent/CA621769A/en
Expired legal-status Critical Current

Links

CA621769A Automatic switching apparatus Expired CA621769A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA621769T

Publications (1)

Publication Number Publication Date
CA621769A true CA621769A (en) 1961-06-13

Family

ID=35876954

Family Applications (1)

Application Number Title Priority Date Filing Date
CA621769A Expired CA621769A (en) Automatic switching apparatus

Country Status (1)

Country Link
CA (1) CA621769A (en)

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