FR690340A - Filter device, for supplying electrical devices - Google Patents

Filter device, for supplying electrical devices

Info

Publication number
FR690340A
FR690340A FR690340DA FR690340A FR 690340 A FR690340 A FR 690340A FR 690340D A FR690340D A FR 690340DA FR 690340 A FR690340 A FR 690340A
Authority
FR
France
Prior art keywords
filter device
electrical devices
supplying electrical
supplying
devices
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
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR690340A publication Critical patent/FR690340A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
FR690340D 1929-04-05 1930-02-20 Filter device, for supplying electrical devices Expired FR690340A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1978098X 1929-04-05

Publications (1)

Publication Number Publication Date
FR690340A true FR690340A (en) 1930-09-18

Family

ID=7853832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR690340D Expired FR690340A (en) 1929-04-05 1930-02-20 Filter device, for supplying electrical devices

Country Status (2)

Country Link
US (1) US1978098A (en)
FR (1) FR690340A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435195A (en) * 1942-06-20 1948-02-03 Bell Telephone Labor Inc Data smoothing network
US2779924A (en) * 1951-04-04 1957-01-29 Chatellier Raoul Du High pass filter
US2844801A (en) * 1953-12-30 1958-07-22 Barker And Williamson Inc Low pass filter units for high frequency signal circuits
US2740905A (en) * 1954-01-04 1956-04-03 Gen Electric Reactive device
US2939095A (en) * 1957-02-26 1960-05-31 Sprague Electric Co Line filter
JPS498265A (en) * 1972-05-10 1974-01-24

Also Published As

Publication number Publication date
US1978098A (en) 1934-10-23

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