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Broken line drafting templates
   
Document Number
US Patent 4232448
Issued Date
November 11, 1980
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Inventors
Veach; Carlos W. (Los Angeles, CA)
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Abstract
Drafting template adapted to be juxtaposed on a drawing sheet characterized by a plurality of like spaced lands, in a grid or comb configuration, across which a marking implement may be moved, forming marks on the drawing between the lands and leaving voids or spaces therebeneath. Templates for straight and circular broken lines and broken lines of other curvatures are disclosed.
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Broken line drafting templates - US Patent 4232448 Drawing
Drawing from US Patent 4232448
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Number of Claims:
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Owner
Published
November 11, 1980
Application Number
06/028,077
Filed
April 9, 1979
US Classification
33/566   D19/38 D19/39
Int'l Classification
B43L   13/24   (20060101)  
Examiner
Attorney/Law Firm
USPTO Field of Search
33/174B   33/174G  
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