[go: up one dir, main page]

AU118239B2 - Improvements relating to telephone and like impulsing systems - Google Patents

Improvements relating to telephone and like impulsing systems

Info

Publication number
AU118239B2
AU118239B2 AU7653/42A AU765342A AU118239B2 AU 118239 B2 AU118239 B2 AU 118239B2 AU 7653/42 A AU7653/42 A AU 7653/42A AU 765342 A AU765342 A AU 765342A AU 118239 B2 AU118239 B2 AU 118239B2
Authority
AU
Australia
Prior art keywords
impulsing
telephone
systems
improvements relating
relating
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
AU7653/42A
Other versions
AU765342A (en
Inventor
Adam Christian David
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 AU765342A publication Critical patent/AU765342A/en
Publication of AU118239B2 publication Critical patent/AU118239B2/en
Expired legal-status Critical Current

Links

AU7653/42A 1942-12-08 Improvements relating to telephone and like impulsing systems Expired AU118239B2 (en)

Publications (2)

Publication Number Publication Date
AU765342A AU765342A (en) 1944-03-23
AU118239B2 true AU118239B2 (en) 1944-03-23

Family

ID=

Similar Documents

Publication Publication Date Title
US2535511A (en) Telephone system
AU118239B2 (en) Improvements relating to telephone and like impulsing systems
AU765342A (en) Improvements relating to telephone and like impulsing systems
AU118507B2 (en) Improvements relating to telephone and like systems
AU473442A (en) Improvements relating to telephone and like systems
AU117924B2 (en) Improvements relating to telephone systems
AU117893B2 (en) Improvements relating to telephone systems
AU117526B2 (en) Improvements relating to telephone systems
AU575842A (en) Improvements relating to telephone systems
AU607042A (en) Improvements relating to telephone systems
AU750042A (en) Improvements relating to telephone systems
AU118312B2 (en) Improvements in telephone systems
AU119028B2 (en) Improvements in telephone systems
AU118198B2 (en) Telephone systems
AU117592B2 (en) Telephone systems
CA409529A (en) Telephone system
CA409499A (en) Telephone system
CA406280A (en) Telephone system
CA403973A (en) Telephone system
CA403996A (en) Telephone system
CA403999A (en) Telephone system
CA405029A (en) Telephone system
CA405043A (en) Telephone system
CA405324A (en) Telephone system
CA405758A (en) Telephone system