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Class Information
Number: 249/5
Name: Static molds > In situ construction engineering type or building type-mold or form > Forming road, side walk, or curb in situ > Including stake or stake mounting means > Form having spaced walls defining mold space > Including spacer cooperating with stake means to maintain walls apart
Description: Apparatus including a spacer to maintain the form walls spaced and which spacer has a positive interrelationship with at least one stake.

Patents under this class:

Patent Number Title Of Patent Date Issued
8627615 Bracket assembly and forming system for structural foundation footings Jan. 14, 2014
7331560 Concrete form systems Feb. 19, 2008
7290749 Concrete form systems with concrete ties Nov. 6, 2007
7255319 Form frame for concrete footings having means to prevent relative movement between the form boards and the ground surface Aug. 14, 2007
7229062 Retention apparatus and method for stabilizing concrete forms Jun. 12, 2007
7174681 Concrete from stake system with self-sealing plug Feb. 13, 2007
6234447 Spacer for concrete form walls May. 22, 2001
5934820 Manhole collar assembly and method for producing same Aug. 10, 1999
5884439 Concrete form with integral drain and adjustable stake therefor Mar. 23, 1999
5586416 Concrete form with integral drain Dec. 24, 1996
5547163 Wedged tiewire assembled plyform panel to I-beam stakes Aug. 20, 1996
5343667 Form brace Sep. 6, 1994
5332191 Apparatus for making concrete slabs Jul. 26, 1994
5174083 Concrete slab forming system Dec. 29, 1992
5156753 Concrete curb form device Oct. 20, 1992
5058854 Containment box installation tool Oct. 22, 1991
4635895 Concrete form spreader bracket Jan. 13, 1987
4553875 Method for making barrier structure Nov. 19, 1985
4494725 Concrete form holders Jan. 22, 1985
4451022 Ready pad for concrete May. 29, 1984
4060217 Concrete forms for building a concrete spillway Nov. 29, 1977

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