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CA1024280A - Key telephone set with voice switching and direct station selection - Google Patents

Key telephone set with voice switching and direct station selection

Info

Publication number
CA1024280A
CA1024280A CA220,865A CA220865A CA1024280A CA 1024280 A CA1024280 A CA 1024280A CA 220865 A CA220865 A CA 220865A CA 1024280 A CA1024280 A CA 1024280A
Authority
CA
Canada
Prior art keywords
telephone set
key telephone
station selection
voice switching
direct station
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
CA220,865A
Other languages
French (fr)
Inventor
Stephen E. Kerman
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.)
Nippon Tsushin Kogyo KK
Tie Communications Inc
Original Assignee
Nippon Tsushin Kogyo KK
Tie Communications Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Tsushin Kogyo KK, Tie Communications Inc filed Critical Nippon Tsushin Kogyo KK
Priority to CA220,865A priority Critical patent/CA1024280A/en
Application granted granted Critical
Publication of CA1024280A publication Critical patent/CA1024280A/en
Expired legal-status Critical Current

Links

CA220,865A 1975-02-25 1975-02-25 Key telephone set with voice switching and direct station selection Expired CA1024280A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA220,865A CA1024280A (en) 1975-02-25 1975-02-25 Key telephone set with voice switching and direct station selection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA220,865A CA1024280A (en) 1975-02-25 1975-02-25 Key telephone set with voice switching and direct station selection

Publications (1)

Publication Number Publication Date
CA1024280A true CA1024280A (en) 1978-01-10

Family

ID=4102374

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220,865A Expired CA1024280A (en) 1975-02-25 1975-02-25 Key telephone set with voice switching and direct station selection

Country Status (1)

Country Link
CA (1) CA1024280A (en)

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