ATA982873A - Fullmasse fur ein kohlemikrophon - Google Patents

Fullmasse fur ein kohlemikrophon

Info

Publication number
ATA982873A
ATA982873A AT982873A AT982873A ATA982873A AT A982873 A ATA982873 A AT A982873A AT 982873 A AT982873 A AT 982873A AT 982873 A AT982873 A AT 982873A AT A982873 A ATA982873 A AT A982873A
Authority
AT
Austria
Prior art keywords
coal
microphone
full size
full
size
Prior art date
Application number
AT982873A
Other languages
German (de)
English (en)
Original Assignee
Itt Austria
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 Itt Austria filed Critical Itt Austria
Publication of ATA982873A publication Critical patent/ATA982873A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R21/00—Variable-resistance transducers
    • H04R21/02—Microphones
    • H04R21/021—Microphones with granular resistance material

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Lubricants (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Telephone Set Structure (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT982873A 1972-11-24 1973-11-23 Fullmasse fur ein kohlemikrophon ATA982873A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5431472A GB1360559A (en) 1972-11-24 1972-11-24 Carbon microphone

Publications (1)

Publication Number Publication Date
ATA982873A true ATA982873A (de) 1976-05-15

Family

ID=10470609

Family Applications (1)

Application Number Title Priority Date Filing Date
AT982873A ATA982873A (de) 1972-11-24 1973-11-23 Fullmasse fur ein kohlemikrophon

Country Status (15)

Country Link
US (1) US3859478A (enrdf_load_stackoverflow)
JP (1) JPS4984430A (enrdf_load_stackoverflow)
AR (1) AR199010A1 (enrdf_load_stackoverflow)
AT (1) ATA982873A (enrdf_load_stackoverflow)
AU (1) AU6192973A (enrdf_load_stackoverflow)
BE (1) BE807626A (enrdf_load_stackoverflow)
BR (1) BR7308746D0 (enrdf_load_stackoverflow)
CA (1) CA995349A (enrdf_load_stackoverflow)
CH (1) CH558626A (enrdf_load_stackoverflow)
DE (1) DE2358243A1 (enrdf_load_stackoverflow)
ES (1) ES420820A1 (enrdf_load_stackoverflow)
FR (1) FR2208266B3 (enrdf_load_stackoverflow)
GB (1) GB1360559A (enrdf_load_stackoverflow)
IT (1) IT1001915B (enrdf_load_stackoverflow)
NL (1) NL7315631A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5541570A (en) * 1994-12-09 1996-07-30 Force Imaging Technologies, Inc. Force sensing ink, method of making same and improved force sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US486244A (en) * 1892-11-15 Charles clamond
US919908A (en) * 1908-07-13 1909-04-27 Harold Sheen Martin Electrical-resistance device.
US1086726A (en) * 1909-03-11 1914-02-10 Johan Burchardt Opsahl Resistance unit.

Also Published As

Publication number Publication date
AR199010A1 (es) 1974-07-31
GB1360559A (en) 1974-07-17
ES420820A1 (es) 1976-04-01
IT1001915B (it) 1976-04-30
FR2208266B3 (enrdf_load_stackoverflow) 1976-10-08
NL7315631A (enrdf_load_stackoverflow) 1974-05-28
BR7308746D0 (pt) 1974-08-22
CA995349A (en) 1976-08-17
AU6192973A (en) 1975-05-01
FR2208266A1 (enrdf_load_stackoverflow) 1974-06-21
US3859478A (en) 1975-01-07
CH558626A (de) 1975-01-31
BE807626A (nl) 1974-05-22
JPS4984430A (enrdf_load_stackoverflow) 1974-08-14
DE2358243A1 (de) 1974-05-30

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Legal Events

Date Code Title Description
A1J Withdrawal paragraph 166 lit. 6