[go: up one dir, main page]

CA497436A - Cross-bar switch for automatic telephone systems - Google Patents

Cross-bar switch for automatic telephone systems

Info

Publication number
CA497436A
CA497436A CA497436A CA497436DA CA497436A CA 497436 A CA497436 A CA 497436A CA 497436 A CA497436 A CA 497436A CA 497436D A CA497436D A CA 497436DA CA 497436 A CA497436 A CA 497436A
Authority
CA
Canada
Prior art keywords
cross
telephone systems
automatic telephone
bar switch
bar
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
CA497436A
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 CA497436A publication Critical patent/CA497436A/en
Expired legal-status Critical Current

Links

CA497436A Cross-bar switch for automatic telephone systems Expired CA497436A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA497436T

Publications (1)

Publication Number Publication Date
CA497436A true CA497436A (en) 1953-11-03

Family

ID=35642865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA497436A Expired CA497436A (en) Cross-bar switch for automatic telephone systems

Country Status (1)

Country Link
CA (1) CA497436A (en)

Similar Documents

Publication Publication Date Title
CA497436A (en) Cross-bar switch for automatic telephone systems
CA497437A (en) Cross-bar switch for automatic telephone installations
CA496675A (en) Cross-bar switch for use in automatic telephone systems
CA490689A (en) Automatic telephone systems
CA493919A (en) Automatic telephone systems
CA494877A (en) Automatic telephone systems
CA496610A (en) Automatic telephone systems
CA497640A (en) Automatic telephone systems
CA493397A (en) Cross-rod switch for automatic telephony system
CA496674A (en) Cross-rod switch for automatic telephony system
CA495231A (en) Automatic telephone system
CA493488A (en) Selector switches for automatic telephone
CA492959A (en) Automatic switches for use in telephones or like systems
CA497870A (en) Automatic switches as used in telephone systems
CA497871A (en) Automatic switches as used in telephone systems
CA496550A (en) Telephone switching system
CA493395A (en) Cross-rod switch for installation for automatic telephony
CA497077A (en) Panels for automatic telephone switches
CA491104A (en) Telephone systems
CA493123A (en) Telephone systems
CA493483A (en) Telephone systems
CA493485A (en) Telephone systems
CA493486A (en) Telephone systems
CA493889A (en) Telephone systems
CA494014A (en) Telephone systems