FR935800A - Improvements to drawing devices - Google Patents

Improvements to drawing devices

Info

Publication number
FR935800A
FR935800A FR935800DA FR935800A FR 935800 A FR935800 A FR 935800A FR 935800D A FR935800D A FR 935800DA FR 935800 A FR935800 A FR 935800A
Authority
FR
France
Prior art keywords
drawing devices
devices
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
Sture Birger Arvidius
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 FR935800A publication Critical patent/FR935800A/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
    • B43L13/04—Guides for rulers
    • B43L13/06—Guides for rulers with pivoted guide rods
FR935800D 1945-11-14 1946-11-09 Improvements to drawing devices Expired FR935800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE935800X 1945-11-14

Publications (1)

Publication Number Publication Date
FR935800A true FR935800A (en) 1948-06-30

Family

ID=20392403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR935800D Expired FR935800A (en) 1945-11-14 1946-11-09 Improvements to drawing devices

Country Status (1)

Country Link
FR (1) FR935800A (en)

Similar Documents

Publication Publication Date Title
FR933208A (en) Improvements to vibratory devices
FR1030552A (en) Improvements to calculating machines
FR933889A (en) Improvements to mechanical drawings
FR941712A (en) Improvements to statistical machines
FR922586A (en) Improvements to combustion devices
FR929925A (en) Improvements to turbo-compressor propulsion devices
FR933244A (en) Improvements to cathode-ray tube indicating devices
FR939113A (en) Improvements to induction devices
FR936171A (en) Improvements to drawing devices
FR935800A (en) Improvements to drawing devices
FR909355A (en) Improvements to pasta shaping devices
FR997369A (en) Improvements to projection devices
FR919408A (en) Improvements to punch mechanisms
FR918972A (en) Improvements to change machines
FR940883A (en) Improvements to telecinematographic devices
FR949148A (en) Improvements to drawing devices
FR939521A (en) Improvements to spraying devices
FR951813A (en) Improvements to shaving devices
FR938314A (en) Improvements relating to electrical indicating devices
FR939362A (en) Improvements to indicating devices
FR911762A (en) Improvements to cinematographic devices
FR918588A (en) Improvements to deviation measuring devices
FR933643A (en) Improvements to cinematographic projection devices
FR941904A (en) Improvements to projection devices
FR997920A (en) Improvements to projection devices