GB1251602A - - Google Patents

Info

Publication number
GB1251602A
GB1251602A GB1251602DA GB1251602A GB 1251602 A GB1251602 A GB 1251602A GB 1251602D A GB1251602D A GB 1251602DA GB 1251602 A GB1251602 A GB 1251602A
Authority
GB
United Kingdom
Prior art keywords
crystal
jan
electron
wojskowa
technicznaimeni
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
English (en)
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
Priority claimed from PL124503A external-priority patent/PL62019B1/pl
Application filed filed Critical
Publication of GB1251602A publication Critical patent/GB1251602A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/36—Devices for manipulating acoustic surface waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F13/00—Amplifiers using amplifying element consisting of two mechanically- or acoustically-coupled transducers, e.g. telephone-microphone amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Light Receiving Elements (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
GB1251602D 1968-01-03 1969-01-03 Expired GB1251602A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL124503A PL62019B1 (en:Method) 1968-01-03

Publications (1)

Publication Number Publication Date
GB1251602A true GB1251602A (en:Method) 1971-10-27

Family

ID=19949832

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1251602D Expired GB1251602A (en:Method) 1968-01-03 1969-01-03

Country Status (3)

Country Link
DE (1) DE1900157A1 (en:Method)
FR (1) FR1604478A (en:Method)
GB (1) GB1251602A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119107928A (zh) * 2024-10-14 2024-12-10 北京航空航天大学 一种体波转化为表面波的声光器件吸声装置及方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7216407A (en:Method) * 1972-12-04 1974-06-06
IT1246008B (it) * 1991-06-06 1994-11-07 Gd Spa Metodo e dispositivo per il controllo dell'integrita' esteriore di sigarette.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119107928A (zh) * 2024-10-14 2024-12-10 北京航空航天大学 一种体波转化为表面波的声光器件吸声装置及方法

Also Published As

Publication number Publication date
DE1900157A1 (de) 1969-09-04
FR1604478A (en:Method) 1971-11-08

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees
PLNP Patent lapsed through nonpayment of renewal fees