FR586182A - Perfectionnements aux crayons mécaniques - Google Patents

Perfectionnements aux crayons mécaniques

Info

Publication number
FR586182A
FR586182A FR586182DA FR586182A FR 586182 A FR586182 A FR 586182A FR 586182D A FR586182D A FR 586182DA FR 586182 A FR586182 A FR 586182A
Authority
FR
France
Prior art keywords
mechanical pencils
pencils
mechanical
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.)
Wahl Co
Original Assignee
Wahl 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
Priority claimed from US664896A external-priority patent/US1729142A/en
Priority claimed from US676703A external-priority patent/US1606909A/en
Priority claimed from US676876A external-priority patent/US1578565A/en
Application filed by Wahl Co filed Critical Wahl Co
Application granted granted Critical
Publication of FR586182A publication Critical patent/FR586182A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/003—Propelling pencils with lead sections or lead cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
FR586182D 1923-09-26 1924-08-27 Perfectionnements aux crayons mécaniques Expired FR586182A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US664896A US1729142A (en) 1923-09-26 1923-09-26 Mechanical pencil
US676703A US1606909A (en) 1923-11-24 1923-11-24 Mechanical pencil
US676876A US1578565A (en) 1923-11-26 1923-11-26 Mechanical pencil

Publications (1)

Publication Number Publication Date
FR586182A true FR586182A (fr) 1925-03-16

Family

ID=27418120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR586182D Expired FR586182A (fr) 1923-09-26 1924-08-27 Perfectionnements aux crayons mécaniques

Country Status (1)

Country Link
FR (1) FR586182A (fr)

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