AU147508B2 - Improvements in a telephone call counter - Google Patents

Improvements in a telephone call counter

Info

Publication number
AU147508B2
AU147508B2 AU26711/49A AU2671149A AU147508B2 AU 147508 B2 AU147508 B2 AU 147508B2 AU 26711/49 A AU26711/49 A AU 26711/49A AU 2671149 A AU2671149 A AU 2671149A AU 147508 B2 AU147508 B2 AU 147508B2
Authority
AU
Australia
Prior art keywords
telephone call
call counter
counter
telephone
call
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
AU26711/49A
Other versions
AU2671149A (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU2671149A publication Critical patent/AU2671149A/en
Publication of AU147508B2 publication Critical patent/AU147508B2/en
Expired legal-status Critical Current

Links

AU26711/49A 1949-03-30 Improvements in a telephone call counter Expired AU147508B2 (en)

Publications (2)

Publication Number Publication Date
AU2671149A AU2671149A (en) 1950-04-06
AU147508B2 true AU147508B2 (en) 1950-04-06

Family

ID=

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