CH225267A - Einrichtung zur Beleuchtung einer Nummernscheibe. - Google Patents

Einrichtung zur Beleuchtung einer Nummernscheibe.

Info

Publication number
CH225267A
CH225267A CH225267DA CH225267A CH 225267 A CH225267 A CH 225267A CH 225267D A CH225267D A CH 225267DA CH 225267 A CH225267 A CH 225267A
Authority
CH
Switzerland
Prior art keywords
illuminating
number disc
disc
Prior art date
Application number
Other languages
English (en)
Inventor
Aktiengesellschaft C Lorenz
Original Assignee
Lorenz C Ag
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 Lorenz C Ag filed Critical Lorenz C Ag
Publication of CH225267A publication Critical patent/CH225267A/de

Links

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
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CH225267D 1941-09-09 1942-06-04 Einrichtung zur Beleuchtung einer Nummernscheibe. CH225267A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE749732T 1941-09-09

Publications (1)

Publication Number Publication Date
CH225267A true CH225267A (de) 1943-01-15

Family

ID=5860183

Family Applications (1)

Application Number Title Priority Date Filing Date
CH225267D CH225267A (de) 1941-09-09 1942-06-04 Einrichtung zur Beleuchtung einer Nummernscheibe.

Country Status (4)

Country Link
BE (1) BE446556A (de)
CH (1) CH225267A (de)
DE (1) DE749732C (de)
FR (1) FR884258A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE865466C (de) * 1950-03-16 1953-02-02 Curt Woithe Fernsprecher mit beleuchteter Nummern- und Fingerlochscheibe
US3132211A (en) * 1960-06-13 1964-05-05 North Electric Co Dial light for telephone substation set
DE3436473A1 (de) * 1984-10-05 1986-04-10 geb. Rau Gisela 2082 Moorrege Holz Fernsprechapparat mit waehlscheibe oder waehltasten

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1828107A (en) * 1928-06-20 1931-10-20 Frank O Everts Reflector for telephone dials

Also Published As

Publication number Publication date
BE446556A (de)
FR884258A (fr) 1943-08-09
DE749732C (de) 1944-12-02

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