Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable
Patent
1998-08-12
2000-10-24
Fulton, Christopher W.
Geometrical instruments
Straightedge type
Plural straightedges, relatively moveable
33427, 33494, G01B 308, G01B 356, G01B 524, B43L 710
Patent
active
061347973
ABSTRACT:
A device for laying out an angle to form a borderpiece for a roof from a standard workpiece. The device includes first and second members, contact elements extending from each member. The contact elements contact opposing edges when the device is disposed on the workpiece. An edge of each first and second element defines the angle at which the workpiece is to be cut.
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