Apparatus for forming a trench
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United States of America Patent
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-
Mar 19, 1991
Issued Date -
N/A
app pub date -
Jul 7, 1989
filing date -
Mar 17, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for forming a trench having a pair of frame members each having a first adjustment slot therethrough, a form pan having sidewalls, the sidewalls having an adjustment slot in registration with the first adjustment slot of the frame members, and means for adjustably securing the form pan to the frames through the first and second adjustment slots to allow positioning of the form pan relative to the frames.
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