AU153413B2 - 1 "Improvements in circuits for testing outlets in automatic selector switches - Google Patents

1 "Improvements in circuits for testing outlets in automatic selector switches

Info

Publication number
AU153413B2
AU153413B2 AU38864/50A AU3886450A AU153413B2 AU 153413 B2 AU153413 B2 AU 153413B2 AU 38864/50 A AU38864/50 A AU 38864/50A AU 3886450 A AU3886450 A AU 3886450A AU 153413 B2 AU153413 B2 AU 153413B2
Authority
AU
Australia
Prior art keywords
outlets
testing
circuits
selector switches
automatic selector
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
AU38864/50A
Other versions
AU3886450A (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU3886450A publication Critical patent/AU3886450A/en
Publication of AU153413B2 publication Critical patent/AU153413B2/en
Expired legal-status Critical Current

Links

AU38864/50A 1950-12-28 1 "Improvements in circuits for testing outlets in automatic selector switches Expired AU153413B2 (en)

Publications (2)

Publication Number Publication Date
AU3886450A AU3886450A (en) 1951-03-01
AU153413B2 true AU153413B2 (en) 1951-03-01

Family

ID=

Similar Documents

Publication Publication Date Title
AU153413B2 (en) 1 "Improvements in circuits for testing outlets in automatic selector switches
AU3886450A (en) 1 "Improvements in circuits for testing outlets in automatic selector switches
AU151648B2 (en) Improvements in automatic telephone selector switches
AU3405950A (en) Improvements in automatic telephone selector switches
CA463974A (en) Automatic circuit breaker
FR1018010A (en) Improvement in selector switches for automatic telecommunication equipment
CA464229A (en) Selector switch
CA468005A (en) Selector switches
CA469072A (en) Selector switches
AU148089B2 (en) Improvements in circuit arrangements for use in automatic signalling systems
CA463037A (en) Automatic switching system
AU145769B2 (en) Circuit breaker lever
AU151978B2 (en) Improvements in arrangements forthe routine testing of automatic switches ofthe type used in telephone systems
CA467695A (en) Testing circuits
AU3202550A (en) Improvements in circuit arrangements for use in automatic signalling systems
AU152618B2 (en) 1'Improvements in alternating-current signal circuits
AU3335050A (en) Circuit breaker lever
IE20115L (en) Selector switches
AU3251450A (en) Improvements in arrangements forthe routine testing of automatic switches ofthe type used in telephone systems
AU144406B2 (en) Improved circuit arrangement fora selector switch in automatic telephone systems
CA463669A (en) Automatic reclosing circuit breaker
CA463311A (en) Automatic reclosing circuit breaker
CA466338A (en) Control circuit for step-by-step selector switch
AU3616050A (en) 1'Improvements in alternating-current signal circuits
CA469909A (en) Electrical circuits