Flooring and method for installation and manufacturing thereof

Static structures (e.g. – buildings) – Processes – Assembling exposed modules

Reexamination Certificate

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Details

C052S586100, C052S588100, C052S589100, C403S345000, C403S375000, C404S046000, C404S047000, C428S044000, C428S057000

Reexamination Certificate

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07845140

ABSTRACT:
Floorboards for mechanical joining of floors in a herringbone pattern and in parallel rows with horizontal connectors which on the short sides have cooperating locking surfaces which are designed differently from the cooperating locking surfaces on the long sides.

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