Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Reexamination Certificate
2005-11-01
2005-11-01
Copenheaver, Blaine (Department: 1733)
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
C156S094000, C156S071000, C156S324400, C156S152000, C052S741200, C052S182000, C052S514000, C052S188000, C052S191000
Reexamination Certificate
active
06960273
ABSTRACT:
A process for the renovation of the steps of a staircase including step treads and risers, whereby, starting from the top step to be renovated, starting on the step tread thereof, a step tread plate provided with an impact section that protrudes beyond the step tread is arranged and fastened, and whereby, starting from the impact section, a riser plate extends along the riser and is fastened in the area of the corresponding next lower step to be removed.
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Dennison Schultz Dougherty & MacDonald
Schatz Chris
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