FR998401A - Vision device for working on typewriters and other keyboard devices - Google Patents

Vision device for working on typewriters and other keyboard devices

Info

Publication number
FR998401A
FR998401A FR998401DA FR998401A FR 998401 A FR998401 A FR 998401A FR 998401D A FR998401D A FR 998401DA FR 998401 A FR998401 A FR 998401A
Authority
FR
France
Prior art keywords
typewriters
working
vision device
keyboard devices
keyboard
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
Augustin-Alphonse Marie
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 FR998401A publication Critical patent/FR998401A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/15—Script supports connected to the typewriter or printer
FR998401D 1945-09-21 1945-09-21 Vision device for working on typewriters and other keyboard devices Expired FR998401A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR998401T 1945-09-21

Publications (1)

Publication Number Publication Date
FR998401A true FR998401A (en) 1952-01-18

Family

ID=9559285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998401D Expired FR998401A (en) 1945-09-21 1945-09-21 Vision device for working on typewriters and other keyboard devices

Country Status (1)

Country Link
FR (1) FR998401A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5339097A (en) * 1986-10-21 1994-08-16 Grant Alan H Computer keyboard
US5416498A (en) * 1986-10-21 1995-05-16 Ergonomics, Inc. Prehensile positioning computer keyboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5339097A (en) * 1986-10-21 1994-08-16 Grant Alan H Computer keyboard
US5416498A (en) * 1986-10-21 1995-05-16 Ergonomics, Inc. Prehensile positioning computer keyboard

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