Static structures (e.g. – buildings) – Opaque stonelike module – Lateral retaining feature on facing sheet
Patent
1983-12-06
1985-03-19
Bray, W. D.
Static structures (e.g., buildings)
Opaque stonelike module
Lateral retaining feature on facing sheet
144 83, 144218, 144231, 144368, 144371, 403364, B27M 100
Patent
active
045050864
ABSTRACT:
A rotary cutting tool with at least a first set and a second set of teeth attached to a power router for cutting a joint component consisting of at least two tongues and at least two grooves alternating with the tongues in the end, edge or at the side of a piece of construction material. The distance between the two sets of teeth is equal to the width of the second set of teeth. The depths of the grooves are governed by a spacer positioned between the first and second sets of teeth.
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patent: 3008501 (1961-11-01), Hammer
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