Boring or penetrating the earth – Boring without earth removal
Reexamination Certificate
2006-03-21
2006-03-21
Tsay, Frank (Department: 3672)
Boring or penetrating the earth
Boring without earth removal
C175S002000
Reexamination Certificate
active
07013988
ABSTRACT:
A combination for performing a variety of functions includes (a) apparatus for moving a projectile or other mass along an arcuate path and moving the path substantially radially along a local radius of curvature and (b) a tool, vehicle or other article for receiving such projectile and being moved thereby.
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List of publications forwarded to the inventors by Derek Tidman. Except for those publications reference above (Nos. 3 and 15) and enclosed herewith, neither the applicants nor the undersigned attorney have copies.
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Mazaheri Renee
Westmeyer Paul A.
Emch, Schaeffer, Schaub & Porcello Co., L.P.A.
Tsay Frank
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