GB190501638A - Improvements in or relating to the "Party Line" System of Telephones. - Google Patents

Improvements in or relating to the "Party Line" System of Telephones.

Info

Publication number
GB190501638A
GB190501638A GB190501638DA GB190501638A GB 190501638 A GB190501638 A GB 190501638A GB 190501638D A GB190501638D A GB 190501638DA GB 190501638 A GB190501638 A GB 190501638A
Authority
GB
United Kingdom
Prior art keywords
telephones
relating
party line
contact
sleeve
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
Inventor
Benwell Stocks
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190501638A publication Critical patent/GB190501638A/en
Expired legal-status Critical Current

Links

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  • Devices For Supply Of Signal Current (AREA)

Abstract

1638. Stocks, H. B. Jan. 27. Switches.-In a selector for a party-line telephone system, the contact-drum f, which is turned stepby-atep by the line currents and coacts with the contact-brushes, is constructed with a central metal spindle e, an insulating-brush h, a brass sleeve i, and contacts m secured to the sleeve in such positions as are required.
GB190501638D 1905-01-27 1905-01-27 Improvements in or relating to the "Party Line" System of Telephones. Expired GB190501638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190501638T 1905-01-27

Publications (1)

Publication Number Publication Date
GB190501638A true GB190501638A (en) 1905-12-14

Family

ID=32193300

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190501638D Expired GB190501638A (en) 1905-01-27 1905-01-27 Improvements in or relating to the "Party Line" System of Telephones.

Country Status (1)

Country Link
GB (1) GB190501638A (en)

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