Work holders – Plural holders to hold workpieces relative to each other – Workpieces normal to each other
Patent
1996-09-27
1998-07-28
Watson, Robert C.
Work holders
Plural holders to hold workpieces relative to each other
Workpieces normal to each other
269 46, 269904, B23P 1900
Patent
active
057853061
ABSTRACT:
An apparatus for use in installing the framework for supporting a suspended ceiling having a pair of parallel legs for supporting a section of gridwork and a clamp for attaching the apparatus to a ceiling joist. The apparatus includes a plurality of grid supporting positions as well as level indicating means to accurately position the suspended ceiling supports.
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Bailey Robert A.
Wilson Earnest L.
Litzinger Jerrold J.
Watson Robert C.
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