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AU137915B2 - Improvements in or relating to substation telephone sets - Google Patents
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AU137915B2 - Improvements in or relating to substation telephone sets - Google Patents

Improvements in or relating to substation telephone sets

Info

Publication number
AU137915B2
AU137915B2 AU10819/47A AU1081947A AU137915B2 AU 137915 B2 AU137915 B2 AU 137915B2 AU 10819/47 A AU10819/47 A AU 10819/47A AU 1081947 A AU1081947 A AU 1081947A AU 137915 B2 AU137915 B2 AU 137915B2
Authority
AU
Australia
Prior art keywords
relating
telephone sets
substation telephone
substation
sets
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
AU10819/47A
Other versions
AU1081947A (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.)
Kellogg Switchboard and Supply Co
Original Assignee
Kellogg Switchboard and Supply Co
Filing date
Publication date
Application filed by Kellogg Switchboard and Supply Co filed Critical Kellogg Switchboard and Supply Co
Application granted granted Critical
Publication of AU1081947A publication Critical patent/AU1081947A/en
Publication of AU137915B2 publication Critical patent/AU137915B2/en
Expired legal-status Critical Current

Links

AU10819/47A 1947-03-20 Improvements in or relating to substation telephone sets Expired AU137915B2 (en)

Publications (2)

Publication Number Publication Date
AU1081947A AU1081947A (en) 1947-04-17
AU137915B2 true AU137915B2 (en) 1947-04-17

Family

ID=

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