GB647920A - An improved drawing apparatus - Google Patents

An improved drawing apparatus

Info

Publication number
GB647920A
GB647920A GB34185/47A GB3418547A GB647920A GB 647920 A GB647920 A GB 647920A GB 34185/47 A GB34185/47 A GB 34185/47A GB 3418547 A GB3418547 A GB 3418547A GB 647920 A GB647920 A GB 647920A
Authority
GB
United Kingdom
Prior art keywords
drawing apparatus
improved drawing
improved
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
GB34185/47A
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
Publication of GB647920A publication Critical patent/GB647920A/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
GB34185/47A 1945-10-05 1947-12-24 An improved drawing apparatus Expired GB647920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS264628X 1945-10-05

Publications (1)

Publication Number Publication Date
GB647920A true GB647920A (en) 1950-12-28

Family

ID=5451607

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34185/47A Expired GB647920A (en) 1945-10-05 1947-12-24 An improved drawing apparatus

Country Status (3)

Country Link
CH (1) CH264628A (en)
FR (1) FR1015823A (en)
GB (1) GB647920A (en)

Also Published As

Publication number Publication date
FR1015823A (en) 1952-10-24
CH264628A (en) 1949-10-31

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