FR901359A - Improvements to switches having a marking multiple common to several marking devices - Google Patents

Improvements to switches having a marking multiple common to several marking devices

Info

Publication number
FR901359A
FR901359A FR901359DA FR901359A FR 901359 A FR901359 A FR 901359A FR 901359D A FR901359D A FR 901359DA FR 901359 A FR901359 A FR 901359A
Authority
FR
France
Prior art keywords
marking
switches
multiple common
several
devices
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
D Electricite Compagn Generale
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite SA
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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Application granted granted Critical
Publication of FR901359A publication Critical patent/FR901359A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques

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)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR901359D 1943-09-07 1943-09-07 Improvements to switches having a marking multiple common to several marking devices Expired FR901359A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR901359T 1943-09-07

Publications (1)

Publication Number Publication Date
FR901359A true FR901359A (en) 1945-07-25

Family

ID=9401782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR901359D Expired FR901359A (en) 1943-09-07 1943-09-07 Improvements to switches having a marking multiple common to several marking devices

Country Status (6)

Country Link
BE (1) BE464926A (en)
CH (1) CH250537A (en)
FR (1) FR901359A (en)
GB (1) GB646196A (en)
LU (1) LU27852A1 (en)
NL (1) NL60927C (en)

Also Published As

Publication number Publication date
CH250537A (en) 1947-08-31
BE464926A (en) 1946-05-31
NL60927C (en) 1948-04-15
LU27852A1 (en) 1945-12-22
GB646196A (en) 1950-11-15

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