FR450328A - Process for preparing the working surface of celluloid sheets, etc. - Google Patents

Process for preparing the working surface of celluloid sheets, etc.

Info

Publication number
FR450328A
FR450328A FR450328DA FR450328A FR 450328 A FR450328 A FR 450328A FR 450328D A FR450328D A FR 450328DA FR 450328 A FR450328 A FR 450328A
Authority
FR
France
Prior art keywords
preparing
working surface
celluloid sheets
celluloid
sheets
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)
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.)
MILLERGRAPH Co SOC
Original Assignee
MILLERGRAPH Co SOC
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 MILLERGRAPH Co SOC filed Critical MILLERGRAPH Co SOC
Application granted granted Critical
Publication of FR450328A publication Critical patent/FR450328A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
    • B43L1/10—Writing surfaces thereof
FR450328D 1912-11-08 1912-11-08 Process for preparing the working surface of celluloid sheets, etc. Expired FR450328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR450328T 1912-11-08

Publications (1)

Publication Number Publication Date
FR450328A true FR450328A (en) 1913-03-21

Family

ID=1490759

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450328D Expired FR450328A (en) 1912-11-08 1912-11-08 Process for preparing the working surface of celluloid sheets, etc.

Country Status (1)

Country Link
FR (1) FR450328A (en)

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