FR793718A - Perfectionnements aux machines à écrire - Google Patents

Perfectionnements aux machines à écrire

Info

Publication number
FR793718A
FR793718A FR793718DA FR793718A FR 793718 A FR793718 A FR 793718A FR 793718D A FR793718D A FR 793718DA FR 793718 A FR793718 A FR 793718A
Authority
FR
France
Prior art keywords
typewriter
typewriter improvements
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Royal Typewriter Co Inc
Original Assignee
Royal Typewriter Co Inc
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
Priority claimed from US742789A external-priority patent/US2050177A/en
Application filed by Royal Typewriter Co Inc filed Critical Royal Typewriter Co Inc
Application granted granted Critical
Publication of FR793718A publication Critical patent/FR793718A/fr
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
    • B41J33/00—Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material
    • B41J33/14—Ribbon-feed devices or mechanisms
    • B41J33/40—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction
    • B41J33/44—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically
    • B41J33/51—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means
    • B41J33/518—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means the reversing-feeler engaging buttons or the like secured to the ribbon near its ends
FR793718D 1934-09-05 1935-08-10 Perfectionnements aux machines à écrire Expired FR793718A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US793718XA 1934-09-05 1934-09-05
US667911XA 1934-09-05 1934-09-05
US446872XA 1934-09-05 1934-09-05
US742789A US2050177A (en) 1934-09-05 1934-09-05 Typewriting machine

Publications (1)

Publication Number Publication Date
FR793718A true FR793718A (fr) 1936-01-30

Family

ID=27617756

Family Applications (1)

Application Number Title Priority Date Filing Date
FR793718D Expired FR793718A (fr) 1934-09-05 1935-08-10 Perfectionnements aux machines à écrire

Country Status (2)

Country Link
DE (1) DE667911C (fr)
FR (1) FR793718A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825103A (en) * 1973-03-27 1974-07-23 Teletype Corp High-speed printer having improved ribbon driving,reversing and tensioning mechanism

Also Published As

Publication number Publication date
DE667911C (de) 1938-11-23

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