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AU100432B2 - Improvements relating to telephone instrument circuits - Google Patents

Improvements relating to telephone instrument circuits

Info

Publication number
AU100432B2
AU100432B2 AU2421/36A AU242136A AU100432B2 AU 100432 B2 AU100432 B2 AU 100432B2 AU 2421/36 A AU2421/36 A AU 2421/36A AU 242136 A AU242136 A AU 242136A AU 100432 B2 AU100432 B2 AU 100432B2
Authority
AU
Australia
Prior art keywords
improvements relating
telephone instrument
instrument circuits
circuits
telephone
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
AU2421/36A
Other versions
AU242136A (en
Inventor
bothof England George William Sutton and William Herbert Crin stem
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Filing date
Publication date
Application filed by Siemens Brothers and Co Ltd filed Critical Siemens Brothers and Co Ltd
Application granted granted Critical
Publication of AU242136A publication Critical patent/AU242136A/en
Publication of AU100432B2 publication Critical patent/AU100432B2/en
Expired legal-status Critical Current

Links

AU2421/36A 1936-06-16 Improvements relating to telephone instrument circuits Expired AU100432B2 (en)

Publications (2)

Publication Number Publication Date
AU242136A AU242136A (en) 1937-03-11
AU100432B2 true AU100432B2 (en) 1937-03-11

Family

ID=

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