Apparatus for replicating quadrilateral shapes

Geometrical instruments – Gauge – Template

Reexamination Certificate

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C033S454000, C033S464000

Reexamination Certificate

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07469485

ABSTRACT:
Apparatus having four pivotably interconnected sides of slidably adjustable length is provided for conforming to the size and configuration of quadrilateral shapes to permit replication of the shapes upon a flat surface or within an aperture. Threaded bolts equipped with wing nuts permit adjustments in the lengths and angular relationships of the sides.

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