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FR723000A - Improvements to typewriters, calculators and the like - Google Patents

Improvements to typewriters, calculators and the like

Info

Publication number
FR723000A
FR723000A FR723000DA FR723000A FR 723000 A FR723000 A FR 723000A FR 723000D A FR723000D A FR 723000DA FR 723000 A FR723000 A FR 723000A
Authority
FR
France
Prior art keywords
typewriters
calculators
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
Georges Fauge
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 FR723000A publication Critical patent/FR723000A/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
    • B41J29/18—Mechanisms for rendering the print visible to the operator
    • B41J29/19—Mechanisms for rendering the print visible to the operator with reflectors or illuminating devices
FR723000D 1931-09-18 1931-09-18 Improvements to typewriters, calculators and the like Expired FR723000A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR723000T 1931-09-18

Publications (1)

Publication Number Publication Date
FR723000A true FR723000A (en) 1932-03-31

Family

ID=9103458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR723000D Expired FR723000A (en) 1931-09-18 1931-09-18 Improvements to typewriters, calculators and the like

Country Status (1)

Country Link
FR (1) FR723000A (en)

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