AU109441B2 - Improvements in or relating to telephone systems having serially connected exchanges - Google Patents

Improvements in or relating to telephone systems having serially connected exchanges

Info

Publication number
AU109441B2
AU109441B2 AU5642/38A AU564238A AU109441B2 AU 109441 B2 AU109441 B2 AU 109441B2 AU 5642/38 A AU5642/38 A AU 5642/38A AU 564238 A AU564238 A AU 564238A AU 109441 B2 AU109441 B2 AU 109441B2
Authority
AU
Australia
Prior art keywords
relating
serially connected
telephone systems
connected exchanges
exchanges
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 - Lifetime
Application number
AU5642/38A
Inventor
Wochixgeb Eduard
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Filing date
Publication of AU109441B2 publication Critical patent/AU109441B2/en
Application filed by Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU5642/38A 1938-12-22 Improvements in or relating to telephone systems having serially connected exchanges Expired - Lifetime AU109441B2 (en)

Publications (1)

Publication Number Publication Date
AU109441B2 true AU109441B2 (en)

Family

ID=

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