FR842977A - Dispositif de gommage mécanique - Google Patents

Dispositif de gommage mécanique

Info

Publication number
FR842977A
FR842977A FR842977DA FR842977A FR 842977 A FR842977 A FR 842977A FR 842977D A FR842977D A FR 842977DA FR 842977 A FR842977 A FR 842977A
Authority
FR
France
Prior art keywords
scrub device
mechanical scrub
mechanical
scrub
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
English (en)
French (fr)
Inventor
Wilhelm Denhof
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 FR842977A publication Critical patent/FR842977A/fr
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
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0006—Erasers, rubbers, or erasing devices; Holders therefor motor-driven
    • 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
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0006—Erasers, rubbers, or erasing devices; Holders therefor motor-driven
    • B43L19/0012—Mechanical motors, e.g. springs, spindles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electromechanical Clocks (AREA)
FR842977D 1938-02-11 1938-09-05 Dispositif de gommage mécanique Expired FR842977A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT211671X 1938-02-11

Publications (1)

Publication Number Publication Date
FR842977A true FR842977A (fr) 1939-06-22

Family

ID=3669701

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842977D Expired FR842977A (fr) 1938-02-11 1938-09-05 Dispositif de gommage mécanique

Country Status (2)

Country Link
CH (1) CH211671A (de)
FR (1) FR842977A (de)

Also Published As

Publication number Publication date
CH211671A (de) 1940-10-15

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