US PATENT SUBCLASS 297 / 440.13
.~ Slotted components normal to each other

Current as of: June, 1999
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297 /   HD   CHAIRS AND SEATS

440.1  DF  HAVING DETACHABLY INTERFITTING PARTS OR COMPONENTS; I.E., KNOCKDOWN {9}
440.13.~ Slotted components normal to each other

DEFINITION

Classification: 297/440.13

Slotted components normal to each other:

(under subclass 440.1) Device wherein each of the components' joints contains a bifurcated portion, wherein the distance between two arms of one bifurcated portion of a component is equal to the thickness of the other component, and the joint is formed by moving the bifurcated portions of the components toward each other so that the arms of each bifurcated portion of one component straddle an apex of each bifurcated portion of the other component.