FR888450A - Improvements to typewriters - Google Patents

Improvements to typewriters

Info

Publication number
FR888450A
FR888450A FR888450DA FR888450A FR 888450 A FR888450 A FR 888450A FR 888450D A FR888450D A FR 888450DA FR 888450 A FR888450 A FR 888450A
Authority
FR
France
Prior art keywords
typewriters
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
Leon Heck
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 FR888450A publication Critical patent/FR888450A/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
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/20—Positive-feed character-spacing mechanisms
    • B41J19/32—Differential or variable-spacing arrangements
FR888450D 1942-11-19 1942-11-19 Improvements to typewriters Expired FR888450A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR888450T 1942-11-19

Publications (1)

Publication Number Publication Date
FR888450A true FR888450A (en) 1943-12-13

Family

ID=9376814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888450D Expired FR888450A (en) 1942-11-19 1942-11-19 Improvements to typewriters

Country Status (1)

Country Link
FR (1) FR888450A (en)

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