Static structures (e.g. – buildings) – Having means forming cavity – core – or cell in slab
Reexamination Certificate
2006-10-31
2006-10-31
Canfield, Robert (Department: 3635)
Static structures (e.g., buildings)
Having means forming cavity, core, or cell in slab
C052S125400, C249S095000, C249S185000, C249S094000
Reexamination Certificate
active
07127859
ABSTRACT:
A hand-held void forming device, including a handle having two handle elements moveable relative to each other; and a void forming portion having two void forming elements moveable relative to each other, the void forming portion being operatively connected to the handle whereby movement of the handle elements relative to each other moves the void forming elements relative to each other.
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Canfield Robert
Domizio George
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