BE634227A - - Google Patents

Info

Publication number
BE634227A
BE634227A BE634227DA BE634227A BE 634227 A BE634227 A BE 634227A BE 634227D A BE634227D A BE 634227DA BE 634227 A BE634227 A BE 634227A
Authority
BE
Belgium
Application number
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.)
Publication of BE634227A publication Critical patent/BE634227A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
BE634227D 1962-08-13 BE634227A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21645662A 1962-08-13 1962-08-13

Publications (1)

Publication Number Publication Date
BE634227A true BE634227A (en:Method)

Family

ID=22807141

Family Applications (1)

Application Number Title Priority Date Filing Date
BE634227D BE634227A (en:Method) 1962-08-13

Country Status (7)

Country Link
AT (1) AT259268B (en:Method)
BE (1) BE634227A (en:Method)
CH (1) CH402951A (en:Method)
DE (1) DE1206483B (en:Method)
ES (1) ES291113A1 (en:Method)
GB (1) GB1040837A (en:Method)
NL (1) NL295979A (en:Method)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2479770A (en) * 1948-02-27 1949-08-23 Alton M Olson Cartridge feeding magazine for firearms
US2522521A (en) * 1949-01-14 1950-09-19 Bell Telephone Labor Inc Thermal transistor microphone
US2632062A (en) * 1949-06-15 1953-03-17 Bell Telephone Labor Inc Semiconductor transducer
DE1006169B (de) * 1952-02-07 1957-04-11 Siemes & Halske Ag Anordnung zur Umwandlung mechanischer in elektrische Schwingungen
US2905771A (en) * 1957-05-15 1959-09-22 Bell Telephone Labor Inc Piezoresistive semiconductor microphone

Also Published As

Publication number Publication date
NL295979A (en:Method)
ES291113A1 (es) 1963-12-01
DE1206483B (de) 1965-12-09
CH402951A (de) 1965-11-30
GB1040837A (en) 1966-09-01
AT259268B (de) 1968-01-10

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