NL4564C - - Google Patents

Info

Publication number
NL4564C
NL4564C NL10058A NL10058A NL4564C NL 4564 C NL4564 C NL 4564C NL 10058 A NL10058 A NL 10058A NL 10058 A NL10058 A NL 10058A NL 4564 C NL4564 C NL 4564C
Authority
NL
Netherlands
Application number
NL10058A
Inventor
Eric Magnus Campbell Tigerstedt
Original Assignee
Eric Magnus Campbell Tigerstedt
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 Eric Magnus Campbell Tigerstedt filed Critical Eric Magnus Campbell Tigerstedt
Application granted granted Critical
Publication of NL4564C publication Critical patent/NL4564C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/65—Housing parts, e.g. shells, tips or moulds, or their manufacture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/57—Aspects of electrical interconnection between hearing aid parts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/603—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of mechanical or electronic switches or control elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Telephone Set Structure (AREA)
NL10058A 1917-03-31 1918-06-24 NL4564C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK493429X 1917-03-31
DK350498X 1917-03-31

Publications (1)

Publication Number Publication Date
NL4564C true NL4564C (fr) 1919-02-01

Family

ID=62566550

Family Applications (1)

Application Number Title Priority Date Filing Date
NL10058A NL4564C (fr) 1917-03-31 1918-06-24

Country Status (4)

Country Link
DE (1) DE350498C (fr)
FR (1) FR493429A (fr)
GB (1) GB114850A (fr)
NL (1) NL4564C (fr)

Also Published As

Publication number Publication date
FR493429A (fr) 1919-08-08
DE350498C (de) 1922-03-22
GB114850A (en) 1919-01-23

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