AU923352A - Alternating current ringers - Google Patents

Alternating current ringers

Info

Publication number
AU923352A
AU923352A AU9233/52A AU923352A AU923352A AU 923352 A AU923352 A AU 923352A AU 9233/52 A AU9233/52 A AU 9233/52A AU 923352 A AU923352 A AU 923352A AU 923352 A AU923352 A AU 923352A
Authority
AU
Australia
Prior art keywords
ringers
alternating current
alternating
current
current ringers
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
AU9233/52A
Other versions
AU160592B2 (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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU923352A publication Critical patent/AU923352A/en
Publication of AU160592B2 publication Critical patent/AU160592B2/en
Expired legal-status Critical Current

Links

AU9233/52A 1952-04-09 Alternating current ringers Expired AU160592B2 (en)

Publications (2)

Publication Number Publication Date
AU923352A true AU923352A (en) 1952-06-12
AU160592B2 AU160592B2 (en) 1952-06-12

Family

ID=

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