CH210688A - Device on telephone sets with microtelephones. - Google Patents

Device on telephone sets with microtelephones.

Info

Publication number
CH210688A
CH210688A CH210688DA CH210688A CH 210688 A CH210688 A CH 210688A CH 210688D A CH210688D A CH 210688DA CH 210688 A CH210688 A CH 210688A
Authority
CH
Switzerland
Prior art keywords
microtelephones
telephone sets
telephone
sets
Prior art date
Application number
Other languages
German (de)
Inventor
Frederick Richardson Lawrence
John Faulkner Vivian
Original Assignee
Frederick Richardson Lawrence
John Faulkner Vivian
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 Frederick Richardson Lawrence, John Faulkner Vivian filed Critical Frederick Richardson Lawrence
Publication of CH210688A publication Critical patent/CH210688A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B13/00—Band or strap sawing machines; Components or equipment therefor
    • B27B13/10—Guiding equipment for the band saw blade, e.g. guide rollers, back guides, side guides
    • 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
    • H04M1/17—Hygienic or sanitary devices on telephone equipment
CH210688D 1938-04-22 1939-04-22 Device on telephone sets with microtelephones. CH210688A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB210688X 1938-04-22

Publications (1)

Publication Number Publication Date
CH210688A true CH210688A (en) 1940-07-31

Family

ID=10156663

Family Applications (1)

Application Number Title Priority Date Filing Date
CH210688D CH210688A (en) 1938-04-22 1939-04-22 Device on telephone sets with microtelephones.

Country Status (5)

Country Link
US (1) US2188958A (en)
BE (1) BE433965A (en)
CH (1) CH210688A (en)
FR (1) FR853317A (en)
GB (1) GB513881A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2458199A (en) * 1947-04-15 1949-01-04 Albert C Reinhold Telephone transmitter support and silencer
US2546229A (en) * 1948-06-01 1951-03-27 Mccloskey Telephone mouthpiece sterilizing device
US2924671A (en) * 1957-09-11 1960-02-09 Us Instr Corp Handset holders
US2985724A (en) * 1959-05-19 1961-05-23 Fremont C Sickelsmith Telephone silencer
US4582966A (en) * 1983-11-28 1986-04-15 Sutton Bernard S Tele disc guard
US4751731A (en) * 1985-02-19 1988-06-14 Connor Desmond O Telephone handset disinfecting and/or deodorizing device

Also Published As

Publication number Publication date
BE433965A (en)
FR853317A (en) 1940-03-15
GB513881A (en) 1939-10-24
US2188958A (en) 1940-02-06

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