Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Reexamination Certificate
2006-06-13
2006-06-13
Koehler, Robert R. (Department: 1775)
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
C428S583000, C428S587000, C428S610000, C428S641000, C428S649000, C428S650000, C428S656000, C428S938000, C030S346530, C030S346540, C030S346550, C030S346580, C030S350000, C076SDIG008
Reexamination Certificate
active
07060367
ABSTRACT:
A blade with improved sharpness and durability is disclosed. The blade includes a base plate having an edge and a coating layer for coating the edge. The coating layer is formed of a material handling metal, and a tip of the coating layer is sharpened. It is preferred that an angle (Ba) between two tapered surfaces be between 15 to 45 degrees.
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Ohtsubo Hiroshi
Tashita Hiroyuki
Yamada Katsuaki
Boyle Fredrickson Newholm Stein & Gratz S.C.
Kai & R&D Center Co., Ltd.
Koehler Robert R.
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