FR945193A - Hatching device - Google Patents

Hatching device

Info

Publication number
FR945193A
FR945193A FR945193DA FR945193A FR 945193 A FR945193 A FR 945193A FR 945193D A FR945193D A FR 945193DA FR 945193 A FR945193 A FR 945193A
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
French (fr)
Inventor
Georges Baer
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 FR945193A publication Critical patent/FR945193A/en
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
    • B43L13/02—Draughting machines or drawing devices for keeping parallelism
    • 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
FR945193D 1946-01-30 1947-04-15 Hatching device Expired FR945193A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH255726T 1946-01-30

Publications (1)

Publication Number Publication Date
FR945193A true FR945193A (en) 1949-04-27

Family

ID=4471291

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945193D Expired FR945193A (en) 1946-01-30 1947-04-15 Hatching device

Country Status (4)

Country Link
US (1) US2453356A (en)
CH (1) CH255726A (en)
FR (1) FR945193A (en)
GB (1) GB628144A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287809A (en) * 1964-08-05 1966-11-29 Ampex Drafting instrument

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US141029A (en) * 1873-07-22 Improvement in parallel rulers
US393290A (en) * 1888-11-20 Scale-divider and section-ljner
US740871A (en) * 1902-08-26 1903-10-06 Richard Kastmann Section-liner.

Also Published As

Publication number Publication date
CH255726A (en) 1948-07-15
US2453356A (en) 1948-11-09
GB628144A (en) 1949-08-23

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