Sports shoes
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 4, 1981
Grant Date -
N/A
app pub date -
Aug 30, 1979
filing date -
Sep 4, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An elastic sport shoe sole having a plurality of parallel ribs, and each rib is provided on its length alternate zones of different types, one type is a downwardly rounded section of which the width is substantially each to the height and the other type is a narrow section in the form of a lamellar of which the width is small with respect to the height.
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