FR2259481B1 - - Google Patents

Info

Publication number
FR2259481B1
FR2259481B1 FR7501933A FR7501933A FR2259481B1 FR 2259481 B1 FR2259481 B1 FR 2259481B1 FR 7501933 A FR7501933 A FR 7501933A FR 7501933 A FR7501933 A FR 7501933A FR 2259481 B1 FR2259481 B1 FR 2259481B1
Authority
FR
France
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
FR7501933A
Other languages
French (fr)
Other versions
FR2259481A1 (en
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.)
ZAKLADY CERAMIKI RADIOWEJ
Original Assignee
ZAKLADY CERAMIKI RADIOWEJ
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 ZAKLADY CERAMIKI RADIOWEJ filed Critical ZAKLADY CERAMIKI RADIOWEJ
Publication of FR2259481A1 publication Critical patent/FR2259481A1/fr
Application granted granted Critical
Publication of FR2259481B1 publication Critical patent/FR2259481B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Micromachines (AREA)
FR7501933A 1974-01-26 1975-01-22 Expired FR2259481B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1974168364A PL95322B1 (en) 1974-01-26 1974-01-26 INTERDIGGER TRANSDUCER, METHOD OF MAKING INTERDIGGER TRANSDUCERS AND DEVICE FOR MAKING INTERDIGGER TRANSDUCERS

Publications (2)

Publication Number Publication Date
FR2259481A1 FR2259481A1 (en) 1975-08-22
FR2259481B1 true FR2259481B1 (en) 1978-12-29

Family

ID=19965846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7501933A Expired FR2259481B1 (en) 1974-01-26 1975-01-22

Country Status (4)

Country Link
JP (1) JPS50105394A (en)
FR (1) FR2259481B1 (en)
GB (1) GB1455805A (en)
PL (1) PL95322B1 (en)

Also Published As

Publication number Publication date
JPS50105394A (en) 1975-08-20
GB1455805A (en) 1976-11-17
DE2501826B2 (en) 1976-01-15
DE2501826A1 (en) 1975-07-31
FR2259481A1 (en) 1975-08-22
PL95322B1 (en) 1977-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse