FR821071A - Improvements to the processes for the manufacture of artificial slates intended for schoolchildren - Google Patents

Improvements to the processes for the manufacture of artificial slates intended for schoolchildren

Info

Publication number
FR821071A
FR821071A FR821071DA FR821071A FR 821071 A FR821071 A FR 821071A FR 821071D A FR821071D A FR 821071DA FR 821071 A FR821071 A FR 821071A
Authority
FR
France
Prior art keywords
schoolchildren
manufacture
processes
intended
slates
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
Auguste Nardi
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 filed Critical
Application granted granted Critical
Publication of FR821071A publication Critical patent/FR821071A/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
    • B43L1/02—Slates
FR821071D 1938-01-27 1937-04-24 Improvements to the processes for the manufacture of artificial slates intended for schoolchildren Expired FR821071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49124T 1938-01-27

Publications (1)

Publication Number Publication Date
FR821071A true FR821071A (en) 1937-11-26

Family

ID=8684343

Family Applications (2)

Application Number Title Priority Date Filing Date
FR821071D Expired FR821071A (en) 1938-01-27 1937-04-24 Improvements to the processes for the manufacture of artificial slates intended for schoolchildren
FR49124D Expired FR49124E (en) 1938-01-27 1938-01-27 Improvements to the processes for the manufacture of artificial slates intended for schoolchildren

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR49124D Expired FR49124E (en) 1938-01-27 1938-01-27 Improvements to the processes for the manufacture of artificial slates intended for schoolchildren

Country Status (2)

Country Link
BE (1) BE427158A (en)
FR (2) FR821071A (en)

Also Published As

Publication number Publication date
FR49124E (en) 1938-11-07
BE427158A (en)

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