Bowling lane and surface
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 4, 1980
Issued Date -
N/A
app pub date -
Jul 21, 1978
filing date -
Jul 21, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A bowling lane has a decorative laminate surface characterized by a falling ball impact resistance of at least about 60 inches, a coefficient of friction of about 0.18 and a Taber abrasion resistance of at least about 500 cycles.
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Cited Art Landscape
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