FR58050E - Ballpoint Pen Improvements - Google Patents

Ballpoint Pen Improvements

Info

Publication number
FR58050E
FR58050E FR58050DA FR58050E FR 58050 E FR58050 E FR 58050E FR 58050D A FR58050D A FR 58050DA FR 58050 E FR58050 E FR 58050E
Authority
FR
France
Prior art keywords
ballpoint pen
ballpoint
pen
pen 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)
Inventor
Emmanuel Wexler
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 FR58050E publication Critical patent/FR58050E/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
    • B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
FR58050D 1948-02-25 1948-02-25 Ballpoint Pen Improvements Expired FR58050E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR58050T 1948-02-25

Publications (1)

Publication Number Publication Date
FR58050E true FR58050E (en) 1953-09-21

Family

ID=8692004

Family Applications (1)

Application Number Title Priority Date Filing Date
FR58050D Expired FR58050E (en) 1948-02-25 1948-02-25 Ballpoint Pen Improvements

Country Status (1)

Country Link
FR (1) FR58050E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803219A (en) * 1955-04-15 1957-08-20 Dur O Lite Pencil Company Adjustable refill extension
US4272206A (en) * 1978-10-30 1981-06-09 Treen J Paul Safety ink pen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803219A (en) * 1955-04-15 1957-08-20 Dur O Lite Pencil Company Adjustable refill extension
US4272206A (en) * 1978-10-30 1981-06-09 Treen J Paul Safety ink pen

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