Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/02—Constructional features of telephone sets
  • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
  • H04R1/00—Details of transducers, loudspeakers or microphones
  • H04R1/06—Arranging circuit leads; Relieving strain on circuit leads

Landscapes

• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Physics & Mathematics (AREA)
• Acoustics & Sound (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=21830049

Family Applications (1)

Country Status (3)

• 0
  • BE BE468890D patent/BE468890A/xx unknown
• 1946
  • 1946-01-09 FR FR975644D patent/FR975644A/fr not_active Expired
• 1947
  • 1947-09-24 CH CH261228D patent/CH261228A/de unknown

Also Published As

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