FR475857A - Hygienic plate for telephone receivers, pathphones, etc. - Google Patents

Hygienic plate for telephone receivers, pathphones, etc.

Info

Publication number
FR475857A
FR475857A FR475857DA FR475857A FR 475857 A FR475857 A FR 475857A FR 475857D A FR475857D A FR 475857DA FR 475857 A FR475857 A FR 475857A
Authority
FR
France
Prior art keywords
pathphones
telephone receivers
hygienic
plate
hygienic plate
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
Max Charissi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR475857A publication Critical patent/FR475857A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
FR475857D 1913-10-02 1914-05-25 Hygienic plate for telephone receivers, pathphones, etc. Expired FR475857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE475857X 1913-10-02

Publications (1)

Publication Number Publication Date
FR475857A true FR475857A (en) 1915-06-21

Family

ID=1513703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR475857D Expired FR475857A (en) 1913-10-02 1914-05-25 Hygienic plate for telephone receivers, pathphones, etc.

Country Status (1)

Country Link
FR (1) FR475857A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4570038A (en) * 1984-02-21 1986-02-11 Frank Tinelli Sanitary cover for telephones and the like
US5380293A (en) * 1993-02-03 1995-01-10 Grant; Graham C. Intravenous infusion set

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4570038A (en) * 1984-02-21 1986-02-11 Frank Tinelli Sanitary cover for telephones and the like
US5380293A (en) * 1993-02-03 1995-01-10 Grant; Graham C. Intravenous infusion set

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