AU102991B2 - Improvements relating to telephone systems - Google Patents

Improvements relating to telephone systems

Info

Publication number: AU102991B2
Authority: AU; Australia
Prior art keywords: improvements relating; telephone systems; telephone; relating; systems
Prior art date: 1937-03-13
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

AU1018/37A

Other versions

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.)

Of Achiam

Original Assignee

Of Achiam

Filing date

1937-03-13

Publication date

1938-02-03

1937-03-13 Application filed by Of Achiam filed Critical Of Achiam

1938-02-03 Application granted granted Critical

1938-02-03 Publication of AU102991B2 publication Critical patent/AU102991B2/en

1938-02-03 Publication of AU101837A publication Critical patent/AU101837A/en

Status Expired legal-status Critical Current

Links

AU1018/37A 1937-03-13 Improvements relating to telephone systems Expired AU102991B2 (en)

Publications (2)

Publication Number	Publication Date
AU102991B2 true AU102991B2 (en)	1938-02-03
AU101837A AU101837A (en)	1938-02-03

Family

ID=

Similar Documents

Publication	Publication Date	Title
AU103018B2 (en)	1938-02-03	Improvements relating to telephone systems
AU101933B2 (en)	1937-09-09	Improvements relating to telephone systems
AU102249B2 (en)	1937-10-02	Improvements relating to telephone systems
AU102991B2 (en)	1938-02-03	Improvements relating to telephone systems
AU103169B2 (en)	1938-02-17	Improvements relating to telephone systems
AU101837A (en)	1938-02-03	Improvements relating to telephone systems
AU101937A (en)	1937-10-02	Improvements relating to telephone systems
AU78537A (en)	1938-02-03	Improvements relating to telephone systems
AU77637A (en)	1938-02-17	Improvements relating to telephone systems
AU51537A (en)	1937-09-09	Improvements relating to telephone systems
CA365963A (en)	1937-05-11	Telephone system
CA367226A (en)	1937-07-06	Telephone system
CA363200A (en)	1937-01-05	Telephone system
CA363201A (en)	1937-01-05	Telephone system
CA363365A (en)	1937-01-12	Telephone system
CA363375A (en)	1937-01-12	Telephone system
CA363912A (en)	1937-02-02	Telephone system
CA363996A (en)	1937-02-09	Telephone system
CA365217A (en)	1937-04-06	Telephone system
CA365219A (en)	1937-04-06	Telephone system
CA363791A (en)	1937-02-02	Telephone system
CA367977A (en)	1937-08-10	Telephone system
CA365481A (en)	1937-04-20	Telephone system
CA368100A (en)	1937-08-17	Telephone system
CA368901A (en)	1937-09-28	Telephone system