Method of producing rollers for agricultural machines
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 4, 2000
Grant Date -
N/A
app pub date -
Jun 3, 1997
filing date -
Jun 4, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of producing a roller casing of a roller has providing a plane casing blank, forming an outer helical raised structure on the plane casing blank, bending the plane casing blank with the raised structure to form a cylindrical roller casing, and connecting with one another abutting regions of the cylindrical roller casing.
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