FR656847A - Typewriter Improvements - Google Patents
Typewriter ImprovementsInfo
- Publication number
- FR656847A FR656847A FR656847DA FR656847A FR 656847 A FR656847 A FR 656847A FR 656847D A FR656847D A FR 656847DA FR 656847 A FR656847 A FR 656847A
- 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
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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US226952A US1676278A (en) | 1927-10-18 | 1927-10-18 | Typewriting machine |
US240749A US1676279A (en) | 1927-12-17 | 1927-12-17 | Typewriting machine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR656847A true FR656847A (en) | 1929-05-14 |
Family
ID=26921019
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR656847D Expired FR656847A (en) | 1927-10-18 | 1928-06-30 | Typewriter Improvements |
FR656969D Expired FR656969A (en) | 1927-10-18 | 1928-07-04 | Typewriter Improvements |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR656969D Expired FR656969A (en) | 1927-10-18 | 1928-07-04 | Typewriter Improvements |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR656847A (en) |
GB (2) | GB302569A (en) |
-
1928
- 1928-06-20 GB GB1791828A patent/GB302569A/en not_active Expired
- 1928-06-20 GB GB1791728A patent/GB298973A/en not_active Expired
- 1928-06-30 FR FR656847D patent/FR656847A/en not_active Expired
- 1928-07-04 FR FR656969D patent/FR656969A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB302569A (en) | 1929-09-20 |
GB298973A (en) | 1929-08-22 |
FR656969A (en) | 1929-05-17 |
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