FR852667A - Electric pencil for writing on gelatin photographs, films, etc. - Google Patents

Electric pencil for writing on gelatin photographs, films, etc.

Info

Publication number
FR852667A
FR852667A FR852667DA FR852667A FR 852667 A FR852667 A FR 852667A FR 852667D A FR852667D A FR 852667DA FR 852667 A FR852667 A FR 852667A
Authority
FR
France
Prior art keywords
photographs
gelatin
writing
films
electric pencil
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
Charles Defrene
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.)
GRP D IND de la PHOTOGRAPHIE A
Original Assignee
GRP D IND de la PHOTOGRAPHIE A
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 GRP D IND de la PHOTOGRAPHIE A filed Critical GRP D IND de la PHOTOGRAPHIE A
Application granted granted Critical
Publication of FR852667A publication Critical patent/FR852667A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
FR852667D 1938-10-15 1938-10-15 Electric pencil for writing on gelatin photographs, films, etc. Expired FR852667A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852667T 1938-10-15

Publications (1)

Publication Number Publication Date
FR852667A true FR852667A (en) 1940-02-29

Family

ID=9326731

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852667D Expired FR852667A (en) 1938-10-15 1938-10-15 Electric pencil for writing on gelatin photographs, films, etc.

Country Status (1)

Country Link
FR (1) FR852667A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900481A (en) * 1956-02-14 1959-08-18 Daniel L Marcantonio Electrical device for forming holes in nursing nipples
US3234356A (en) * 1963-05-07 1966-02-08 Raymond F Babb Electrically heated medical implement
US4108181A (en) * 1977-01-28 1978-08-22 Unicare Systems, Inc. Cautery device for ophthalmic or the like surgical application

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900481A (en) * 1956-02-14 1959-08-18 Daniel L Marcantonio Electrical device for forming holes in nursing nipples
US3234356A (en) * 1963-05-07 1966-02-08 Raymond F Babb Electrically heated medical implement
US4108181A (en) * 1977-01-28 1978-08-22 Unicare Systems, Inc. Cautery device for ophthalmic or the like surgical application

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