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CA493397A - Cross-rod switch for automatic telephony system - Google Patents

Cross-rod switch for automatic telephony system

Info

Publication number
CA493397A
CA493397A CA493397A CA493397DA CA493397A CA 493397 A CA493397 A CA 493397A CA 493397 A CA493397 A CA 493397A CA 493397D A CA493397D A CA 493397DA CA 493397 A CA493397 A CA 493397A
Authority
CA
Canada
Prior art keywords
cross
telephony system
rod switch
automatic telephony
automatic
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
CA493397A
Other languages
French (fr)
Inventor
B. Knos Gunnar
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application granted granted Critical
Publication of CA493397A publication Critical patent/CA493397A/en
Expired legal-status Critical Current

Links

CA493397A Cross-rod switch for automatic telephony system Expired CA493397A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA493397T

Publications (1)

Publication Number Publication Date
CA493397A true CA493397A (en) 1953-06-02

Family

ID=35638786

Family Applications (1)

Application Number Title Priority Date Filing Date
CA493397A Expired CA493397A (en) Cross-rod switch for automatic telephony system

Country Status (1)

Country Link
CA (1) CA493397A (en)

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