Metal deforming – By or with work-constrainer and/or manipulated work-forcer – Comprising lever manipulated to force work
Reexamination Certificate
2007-06-26
2007-06-26
Jones, David B. (Department: 3725)
Metal deforming
By or with work-constrainer and/or manipulated work-forcer
Comprising lever manipulated to force work
C072S388000, C072S216000, C072S217000, C072S149000
Reexamination Certificate
active
11148664
ABSTRACT:
An improved tubing bender of the type having a mounting base, a mandrel mounted upon the mounting base and having a tube recess, and a tube retainer mounted upon the mounting base. It is improved by the tube retainer being mounted upon the mounting base by a snap-lock journal.
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Bergquist Richard Keith
Mirtz Richard Arthur
Castleman, Esq. C. H.
Jones David B.
Mahurin, Esq. J. L.
The Gates Corporation
Thurnau, Esq. J. A.
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