FR649400A - Automatic erasing device for typists - Google Patents

Automatic erasing device for typists

Info

Publication number
FR649400A
FR649400A FR649400DA FR649400A FR 649400 A FR649400 A FR 649400A FR 649400D A FR649400D A FR 649400DA FR 649400 A FR649400 A FR 649400A
Authority
FR
France
Prior art keywords
typists
erasing device
automatic erasing
automatic
erasing
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
Albert Hoch
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 FR649400A publication Critical patent/FR649400A/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
    • 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)
FR649400D 1928-01-07 1928-01-07 Automatic erasing device for typists Expired FR649400A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR649400T 1928-01-07

Publications (1)

Publication Number Publication Date
FR649400A true FR649400A (en) 1928-12-21

Family

ID=9003299

Family Applications (1)

Application Number Title Priority Date Filing Date
FR649400D Expired FR649400A (en) 1928-01-07 1928-01-07 Automatic erasing device for typists

Country Status (1)

Country Link
FR (1) FR649400A (en)

Similar Documents

Publication Publication Date Title
FR668726A (en) Disinfectant device for dust extractors
FR696818A (en) Automatic device for store shelves
FR649400A (en) Automatic erasing device for typists
FR640150A (en) Protective device for shoes
FR650824A (en) Automatic emptying device
FR666163A (en) Automatic speaking machine advertising device
FR696868A (en) Device for iron
FR663471A (en) Automatic view dispenser for projection equipment
FR650372A (en) Device for drawing
FR648653A (en) Automatic device with successive contacts
FR720111A (en) Hand-held automatic telephone device
FR609461A (en) Automatically controlled wiper unit
FR651766A (en) Device for loading siphons
FR719441A (en) Automatic binding device
FR653663A (en) Device for scrubbing floors
FR36643E (en) Automatic speaking machine advertising device
FR676329A (en) Automatic declutching device for guiper machines
FR622676A (en) Writing device
FR35233E (en) Protective device for shoes
FR652984A (en) Projector device
FR726400A (en) Automatic photogaphic device
FR678344A (en) Automatic music recording device
FR653698A (en) Automatic release device for looms
FR692526A (en) Automatic reservoir device
FR666836A (en) Device for projecting divided materials