FR833157A - Writing tablet and its manufacturing process - Google Patents

Writing tablet and its manufacturing process

Info

Publication number
FR833157A
FR833157A FR833157DA FR833157A FR 833157 A FR833157 A FR 833157A FR 833157D A FR833157D A FR 833157DA FR 833157 A FR833157 A FR 833157A
Authority
FR
France
Prior art keywords
manufacturing process
writing tablet
writing
tablet
manufacturing
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
Ernst Wyssen Aine
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 FR833157A publication Critical patent/FR833157A/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
FR833157D 1938-02-01 1938-02-04 Writing tablet and its manufacturing process Expired FR833157A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH833157X 1938-02-01

Publications (1)

Publication Number Publication Date
FR833157A true FR833157A (en) 1938-10-13

Family

ID=4540466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833157D Expired FR833157A (en) 1938-02-01 1938-02-04 Writing tablet and its manufacturing process

Country Status (1)

Country Link
FR (1) FR833157A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000005081A1 (en) * 1998-07-21 2000-02-03 Genaro Aldrete Frances Writing board with reference lines which are invisible from a distance and fabrication process

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000005081A1 (en) * 1998-07-21 2000-02-03 Genaro Aldrete Frances Writing board with reference lines which are invisible from a distance and fabrication process
GB2358835A (en) * 1998-07-21 2001-08-08 Aldrete Frances Genaro Writing board with reference lines which are invisible from a distance and fabrication process
GB2358835B (en) * 1998-07-21 2002-12-04 Genaro Aldrete-Frances Writing board with reference lines which are invisible from a distance and fabrication process
US6506058B1 (en) 1998-07-21 2003-01-14 Genaro Aldrete Frances Writing board with reference lines which are invisible from a distance and fabrication process

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