FR558639A - Appareil à faire les hachures - Google Patents

Appareil à faire les hachures

Info

Publication number
FR558639A
FR558639A FR558639DA FR558639A FR 558639 A FR558639 A FR 558639A FR 558639D A FR558639D A FR 558639DA FR 558639 A FR558639 A FR 558639A
Authority
FR
France
Prior art keywords
hatching device
hatching
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.)
A P T SA D
Original Assignee
A P T SA D
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 A P T SA D filed Critical A P T SA D
Application granted granted Critical
Publication of FR558639A publication Critical patent/FR558639A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/24—Devices for generating stepwise movements of drawing equipment, e.g. for hatching
FR558639D 1922-09-23 1922-11-14 Appareil à faire les hachures Expired FR558639A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH558639X 1922-09-23

Publications (1)

Publication Number Publication Date
FR558639A true FR558639A (fr) 1923-08-30

Family

ID=4520137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR558639D Expired FR558639A (fr) 1922-09-23 1922-11-14 Appareil à faire les hachures

Country Status (1)

Country Link
FR (1) FR558639A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2658280A (en) * 1950-11-24 1953-11-10 Eugene C Olney Combined micrometer device and scale

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2658280A (en) * 1950-11-24 1953-11-10 Eugene C Olney Combined micrometer device and scale

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