US PATENT SUBCLASS 144 / 91
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Current as of: June, 1999
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144 /   HD   WOODWORKING

90.1  DF  MATCHING MACHINE {2}
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DEFINITION

Classification: 144/91

End:

(under subclass 91.1) Machine for producing a tongue across one end of a piece of lumber and a groove across the other end of a piece of lumber.

(1) Note. The lumber finished by the machine of this subclass may comprise flooring material, etc.