GB344023A - Improvements in telephone switchboards - Google Patents

Improvements in telephone switchboards

Info

Publication number
GB344023A
GB344023A GB3646929A GB3646929A GB344023A GB 344023 A GB344023 A GB 344023A GB 3646929 A GB3646929 A GB 3646929A GB 3646929 A GB3646929 A GB 3646929A GB 344023 A GB344023 A GB 344023A
Authority
GB
United Kingdom
Prior art keywords
turret
switchboards
panels
hinged
boudewyns
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
GB3646929A
Other languages
English (en)
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.)
Nokia Bell NV
Original Assignee
Bell Telephone Manufacturing Co NV
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 Bell Telephone Manufacturing Co NV filed Critical Bell Telephone Manufacturing Co NV
Publication of GB344023A publication Critical patent/GB344023A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M5/00—Manual exchanges
    • H04M5/02—Constructional details

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
GB3646929A 1929-01-08 1929-11-28 Improvements in telephone switchboards Expired GB344023A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL44410A NL27317C (nl) 1929-01-08 1929-01-08

Publications (1)

Publication Number Publication Date
GB344023A true GB344023A (en) 1931-03-02

Family

ID=10388434

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3646929A Expired GB344023A (en) 1929-01-08 1929-11-28 Improvements in telephone switchboards

Country Status (4)

Country Link
BE (1) BE366151A (nl)
FR (1) FR687123A (nl)
GB (1) GB344023A (nl)
NL (1) NL27317C (nl)

Also Published As

Publication number Publication date
BE366151A (nl) 1930-01-31
FR687123A (fr) 1930-08-05
NL27317C (nl) 1932-08-15

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