FR720271A - Typewriter Improvements - Google Patents

Typewriter Improvements

Info

Publication number
FR720271A
FR720271A FR720271DA FR720271A FR 720271 A FR720271 A FR 720271A FR 720271D A FR720271D A FR 720271DA FR 720271 A FR720271 A FR 720271A
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
French (fr)
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.)
Underwood Elliott Fisher Co
Original Assignee
Underwood Elliott Fisher Co
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 by Underwood Elliott Fisher Co filed Critical Underwood Elliott Fisher Co
Application granted granted Critical
Publication of FR720271A publication Critical patent/FR720271A/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
    • B41J19/34—Escapement-feed character-spacing mechanisms
    • B41J19/42—Escapements having two pawls or like detents
FR720271D 1929-06-26 1931-07-16 Typewriter Improvements Expired FR720271A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US373731A US1909764A (en) 1929-06-26 1929-06-26 Typewriting machine
GB18813/31A GB374296A (en) 1929-06-26 1931-06-30 Improvements relating to letter-spacing mechanism for typewriting machines

Publications (1)

Publication Number Publication Date
FR720271A true FR720271A (en) 1932-02-17

Family

ID=26253619

Family Applications (1)

Application Number Title Priority Date Filing Date
FR720271D Expired FR720271A (en) 1929-06-26 1931-07-16 Typewriter Improvements

Country Status (3)

Country Link
US (1) US1909764A (en)
FR (1) FR720271A (en)
GB (1) GB374296A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7637930B2 (en) 1993-10-04 2009-12-29 Huanchen Li Medical device and method for treating skin disease

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL120128C (en) * 1962-04-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7637930B2 (en) 1993-10-04 2009-12-29 Huanchen Li Medical device and method for treating skin disease

Also Published As

Publication number Publication date
GB374296A (en) 1932-06-09
US1909764A (en) 1933-05-16

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