Abrading – Abrading process – Utilizing shield
Reexamination Certificate
2005-03-15
2005-03-15
Nguyen, Dung Van (Department: 3723)
Abrading
Abrading process
Utilizing shield
C451S038000, C451S075000, C451S080000
Reexamination Certificate
active
06866561
ABSTRACT:
A method and apparatus for producing a highly attractive, decorative baseball bat. The apparatus of the invention enables the manufacture of decorative baseball bats that exhibit a wide variety of attractive designs. More particularly, the apparatus includes a uniquely configured, inexpensive masking member that can be slipped over the barrel of the bat so as to make selective portions of the baseball bat during the sandblasting step of the method of the invention.
REFERENCES:
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patent: 4199358 (1980-04-01), Parsons
patent: 4801490 (1989-01-01), Schuette
patent: 5831641 (1998-11-01), Carlson
patent: 5833516 (1998-11-01), De Haas et al.
patent: 6287221 (2001-09-01), Pino
Anodizing Industries, Inc.
Nguyen Dung Van
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