AU160878B2 - Telephone station ringing equipment - Google Patents

Telephone station ringing equipment

Info

Publication number
AU160878B2
AU160878B2 AU5054/51A AU505451A AU160878B2 AU 160878 B2 AU160878 B2 AU 160878B2 AU 5054/51 A AU5054/51 A AU 5054/51A AU 505451 A AU505451 A AU 505451A AU 160878 B2 AU160878 B2 AU 160878B2
Authority
AU
Australia
Prior art keywords
telephone station
ringing equipment
station ringing
equipment
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
AU5054/51A
Other versions
AU505451A (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU505451A publication Critical patent/AU505451A/en
Publication of AU160878B2 publication Critical patent/AU160878B2/en
Expired legal-status Critical Current

Links

AU5054/51A 1951-09-13 Telephone station ringing equipment Expired AU160878B2 (en)

Publications (2)

Publication Number Publication Date
AU505451A AU505451A (en) 1951-11-10
AU160878B2 true AU160878B2 (en) 1951-11-10

Family

ID=

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