CA246723A - Telephonie a haute frequence - Google Patents

Telephonie a haute frequence

Info

Publication number
CA246723A
CA246723A CA246723A CA246723DA CA246723A CA 246723 A CA246723 A CA 246723A CA 246723 A CA246723 A CA 246723A CA 246723D A CA246723D A CA 246723DA CA 246723 A CA246723 A CA 246723A
Authority
CA
Canada
Prior art keywords
high frequency
frequency telephony
telephony
frequency
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
CA246723A
Other languages
English (en)
Inventor
Schwarzhaupt Paul
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA246723A publication Critical patent/CA246723A/fr
Expired legal-status Critical Current

Links

CA246723A Telephonie a haute frequence Expired CA246723A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA246723T

Publications (1)

Publication Number Publication Date
CA246723A true CA246723A (fr) 1925-02-10

Family

ID=35153698

Family Applications (1)

Application Number Title Priority Date Filing Date
CA246723A Expired CA246723A (fr) Telephonie a haute frequence

Country Status (1)

Country Link
CA (1) CA246723A (fr)

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