CA650031A - Intercommunication apparatus - Google Patents

Intercommunication apparatus

Info

Publication number
CA650031A
CA650031A CA650031A CA650031DA CA650031A CA 650031 A CA650031 A CA 650031A CA 650031 A CA650031 A CA 650031A CA 650031D A CA650031D A CA 650031DA CA 650031 A CA650031 A CA 650031A
Authority
CA
Canada
Prior art keywords
intercommunication apparatus
intercommunication
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
CA650031A
Inventor
E. Blank Laverne
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.)
Webster Electric Co Inc
Original Assignee
Webster Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA650031A publication Critical patent/CA650031A/en
Expired legal-status Critical Current

Links

CA650031A Intercommunication apparatus Expired CA650031A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA650031T

Publications (1)

Publication Number Publication Date
CA650031A true CA650031A (en) 1962-10-09

Family

ID=35938675

Family Applications (1)

Application Number Title Priority Date Filing Date
CA650031A Expired CA650031A (en) Intercommunication apparatus

Country Status (1)

Country Link
CA (1) CA650031A (en)

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