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FR845719A - Electromechanical vibrating device - Google Patents

Electromechanical vibrating device

Info

Publication number
FR845719A
FR845719A FR845719DA FR845719A FR 845719 A FR845719 A FR 845719A FR 845719D A FR845719D A FR 845719DA FR 845719 A FR845719 A FR 845719A
Authority
FR
France
Prior art keywords
vibrating device
electromechanical vibrating
electromechanical
vibrating
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR845719A publication Critical patent/FR845719A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
FR845719D 1937-11-10 1938-11-07 Electromechanical vibrating device Expired FR845719A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US845719TA 1937-11-10 1937-11-10

Publications (1)

Publication Number Publication Date
FR845719A true FR845719A (en) 1939-08-31

Family

ID=1554341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR845719D Expired FR845719A (en) 1937-11-10 1938-11-07 Electromechanical vibrating device

Country Status (1)

Country Link
FR (1) FR845719A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0312621A1 (en) * 1987-10-19 1989-04-26 Wallace William Becklin Hemorrhoid retainers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0312621A1 (en) * 1987-10-19 1989-04-26 Wallace William Becklin Hemorrhoid retainers

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