GB107042A - Improvements in Telephone Systems. - Google Patents

Improvements in Telephone Systems.

Info

Publication number
GB107042A
GB107042A GB817916A GB817916A GB107042A GB 107042 A GB107042 A GB 107042A GB 817916 A GB817916 A GB 817916A GB 817916 A GB817916 A GB 817916A GB 107042 A GB107042 A GB 107042A
Authority
GB
United Kingdom
Prior art keywords
telephone systems
telephone
systems
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
GB817916A
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.)
Relay Automatic Telephone Company Ltd
Original Assignee
Relay Automatic Telephone Company Ltd
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 Relay Automatic Telephone Company Ltd filed Critical Relay Automatic Telephone Company Ltd
Priority to GB817916A priority Critical patent/GB107042A/en
Publication of GB107042A publication Critical patent/GB107042A/en
Expired legal-status Critical Current

Links

GB817916A 1916-06-09 1916-06-09 Improvements in Telephone Systems. Expired GB107042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB817916A GB107042A (en) 1916-06-09 1916-06-09 Improvements in Telephone Systems.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB817916A GB107042A (en) 1916-06-09 1916-06-09 Improvements in Telephone Systems.

Publications (1)

Publication Number Publication Date
GB107042A true GB107042A (en) 1917-06-11

Family

ID=35242368

Family Applications (1)

Application Number Title Priority Date Filing Date
GB817916A Expired GB107042A (en) 1916-06-09 1916-06-09 Improvements in Telephone Systems.

Country Status (1)

Country Link
GB (1) GB107042A (en)

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