FR378346A - Perfectionnements aux crayons porte-mine - Google Patents

Perfectionnements aux crayons porte-mine

Info

Publication number
FR378346A
FR378346A FR378346DA FR378346A FR 378346 A FR378346 A FR 378346A FR 378346D A FR378346D A FR 378346DA FR 378346 A FR378346 A FR 378346A
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)
Inventor
John Dickenson Rhoades Lamson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR378346A publication Critical patent/FR378346A/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
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/06—Writing-core feeding mechanisms with the writing-cores fed by means sliding in longitudinally-slotted casings
FR378346D 1907-05-18 1907-05-18 Perfectionnements aux crayons porte-mine Expired FR378346A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR378346T 1907-05-18

Publications (1)

Publication Number Publication Date
FR378346A true FR378346A (fr) 1907-10-02

Family

ID=1424705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR378346D Expired FR378346A (fr) 1907-05-18 1907-05-18 Perfectionnements aux crayons porte-mine

Country Status (1)

Country Link
FR (1) FR378346A (fr)

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