AU2124429A - An improved method of and apparatus forthe transmission of signals by telegraphonic means - Google Patents

An improved method of and apparatus forthe transmission of signals by telegraphonic means

Info

Publication number
AU2124429A
AU2124429A AU21244/29A AU2124429A AU2124429A AU 2124429 A AU2124429 A AU 2124429A AU 21244/29 A AU21244/29 A AU 21244/29A AU 2124429 A AU2124429 A AU 2124429A AU 2124429 A AU2124429 A AU 2124429A
Authority
AU
Australia
Prior art keywords
telegraphonic
signals
improved method
apparatus forthe
forthe transmission
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
AU21244/29A
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.)
Telegraphie -
Original Assignee
Telegraphie -
Filing date
Publication date
Application filed by Telegraphie - filed Critical Telegraphie -
Publication of AU2124429A publication Critical patent/AU2124429A/en
Expired legal-status Critical Current

Links

AU21244/29A 1929-07-16 An improved method of and apparatus forthe transmission of signals by telegraphonic means Expired AU2124429A (en)

Publications (1)

Publication Number Publication Date
AU2124429A true AU2124429A (en) 1930-04-08

Family

ID=

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435879A (en) * 1942-08-14 1948-02-10 Chicago Coin Machine Co High-speed transmission communication apparatus
US2455475A (en) * 1943-09-15 1948-12-07 Chicago Coin Machine Co Method of ultrasonic pulse signaling

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435879A (en) * 1942-08-14 1948-02-10 Chicago Coin Machine Co High-speed transmission communication apparatus
US2455475A (en) * 1943-09-15 1948-12-07 Chicago Coin Machine Co Method of ultrasonic pulse signaling

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