CH266128A - Parallel guidance for drawing board rulers. - Google Patents

Parallel guidance for drawing board rulers.

Info

Publication number
CH266128A
CH266128A CH266128DA CH266128A CH 266128 A CH266128 A CH 266128A CH 266128D A CH266128D A CH 266128DA CH 266128 A CH266128 A CH 266128A
Authority
CH
Switzerland
Prior art keywords
rulers
drawing board
parallel guidance
guidance
parallel
Prior art date
Application number
Other languages
German (de)
Inventor
Rasmussen C Knud
Original Assignee
Rasmussen C Knud
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 Rasmussen C Knud filed Critical Rasmussen C Knud
Publication of CH266128A publication Critical patent/CH266128A/en

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
CH266128D 1948-10-22 1947-12-02 Parallel guidance for drawing board rulers. CH266128A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP19209A DE810249C (en) 1948-10-22 1948-10-22 Parallel guide for drawing board rulers

Publications (1)

Publication Number Publication Date
CH266128A true CH266128A (en) 1950-01-15

Family

ID=7367365

Family Applications (1)

Application Number Title Priority Date Filing Date
CH266128D CH266128A (en) 1948-10-22 1947-12-02 Parallel guidance for drawing board rulers.

Country Status (2)

Country Link
CH (1) CH266128A (en)
DE (1) DE810249C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3308542A (en) * 1964-12-21 1967-03-14 Hazelton Products Inc Draftsman's instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3308542A (en) * 1964-12-21 1967-03-14 Hazelton Products Inc Draftsman's instrument

Also Published As

Publication number Publication date
DE810249C (en) 1951-08-06

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