FR805513A - increased apparent resistance telephone headset - Google Patents

increased apparent resistance telephone headset

Info

Publication number
FR805513A
FR805513A FR805513DA FR805513A FR 805513 A FR805513 A FR 805513A FR 805513D A FR805513D A FR 805513DA FR 805513 A FR805513 A FR 805513A
Authority
FR
France
Prior art keywords
apparent resistance
telephone headset
increased apparent
resistance telephone
increased
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)
Inventor
Erich Hausdorf
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 filed Critical
Application granted granted Critical
Publication of FR805513A publication Critical patent/FR805513A/en
Expired legal-status Critical Current

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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR805513D 1936-04-27 1936-04-27 increased apparent resistance telephone headset Expired FR805513A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR805513T 1936-04-27

Publications (1)

Publication Number Publication Date
FR805513A true FR805513A (en) 1936-11-21

Family

ID=9251343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR805513D Expired FR805513A (en) 1936-04-27 1936-04-27 increased apparent resistance telephone headset

Country Status (1)

Country Link
FR (1) FR805513A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011070157A1 (en) 2009-12-11 2011-06-16 Thales Method and system for determining coding parameters on variable-resolution streams

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011070157A1 (en) 2009-12-11 2011-06-16 Thales Method and system for determining coding parameters on variable-resolution streams

Similar Documents

Publication Publication Date Title
FR822964A (en) Glove improvement
FR807378A (en) Ring binder
FR804785A (en) Condenser microphone
FR815213A (en) Hair-dryer
FR822979A (en) Microphone accessory
FR805513A (en) increased apparent resistance telephone headset
FR864127A (en) Negative impedance networks
FR812677A (en) Multiple combination dumbbells
FR809952A (en) Welding improvements
FR815339A (en) Tap
FR823841A (en) Tap
FR823417A (en) Loudspeaker enhancements
AT156098B (en) Telephone cables.
FR823685A (en) Telephone selector
FR833917A (en) Loudspeaker telephone set
FR811944A (en) Tap
FR814625A (en) Tap
FR826262A (en) Surge arrester
FR814651A (en) School office
FR828178A (en) Telephone device with loudspeaker reception
DK55613C (en) Electrical resistance.
FR818727A (en) small electrodynamic earpiece
FR819488A (en) Improvement of armored electrical resistances
FR821011A (en) Dishwashing improvements
FR834047A (en) Telephone headset