FR525251A - Montage pour téléphonie - Google Patents

Montage pour téléphonie

Info

Publication number
FR525251A
FR525251A FR525251A FR525251DA FR525251A FR 525251 A FR525251 A FR 525251A FR 525251 A FR525251 A FR 525251A FR 525251D A FR525251D A FR 525251DA FR 525251 A FR525251 A FR 525251A
Authority
FR
France
Prior art keywords
telephony
installation
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
FR525251A
Other languages
English (en)
Inventor
Siegmund Loewe
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR525251A publication Critical patent/FR525251A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
    • H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
    • H03C1/24—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to different grid
FR525251A 1918-10-29 1920-09-30 Montage pour téléphonie Expired FR525251A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL47378D DE379883C (de) 1918-10-29 1918-10-29 Schaltung zur Hochfrequenztelephonie

Publications (1)

Publication Number Publication Date
FR525251A true FR525251A (fr) 1921-09-17

Family

ID=7272008

Family Applications (1)

Application Number Title Priority Date Filing Date
FR525251A Expired FR525251A (fr) 1918-10-29 1920-09-30 Montage pour téléphonie

Country Status (5)

Country Link
US (1) US1652486A (fr)
DE (1) DE379883C (fr)
FR (1) FR525251A (fr)
GB (1) GB149214A (fr)
NL (1) NL10067C (fr)

Also Published As

Publication number Publication date
DE379883C (de) 1923-08-29
US1652486A (en) 1927-12-13
NL10067C (fr)
GB149214A (en) 1922-01-12

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