04242390 is referenced by 215 patents and cites 13 patents.

Floor tiles are disclosed which comprise a carrier layer and a superimposed floor surface forming layer which is provided with a decorative wear resistant surface. In one embodiment the carrier layer protrudes beyond the floor surface layer on two sides and the floor surface layer protrudes beyond the carrier layer on the other two sides and the floor surface forming layer defines an angular groove and a bevelled tongue to enable adjacent tiles to be interlocked. In an alternative embodiment of the invention the groove and tongue are formed to have different angles.

Title
Floor tile
Application Number
5/889028
Publication Number
4242390
Application Date
March 22, 1978
Publication Date
December 30, 1980
Inventor
Jozsef Nemeth
Kungalv
SE
Assignee
Wicanders Korkfabriker
SE
IPC
E04C 1/30
B32B 7/04
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