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Class Information
Number: 249/2
Name: Static molds > In situ construction engineering type or building type-mold or form > Forming road, side walk, or curb in situ
Description: Apparatus for forming in situ a road, sidewalk or curb.

Sub-classes under this class:

Class Number Class Name Patents
249/3 Including stake or stake mounting means 37
249/8 Integral curb and gutter by mold having three spaced form walls 16
249/9 Joint forming means and adjuncts per se 27

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4533111 Construction system for cast-in-place concrete barriers for roadways Aug. 6, 1985
4494725 Concrete form holders Jan. 22, 1985
4451022 Ready pad for concrete May. 29, 1984
4383671 Moulding tool May. 17, 1983
4321024 Formwork apparatus for casting directly on the ground accurate concrete slabs Mar. 23, 1982
4279399 Concrete beam molding apparatus Jul. 21, 1981
3967422 Disposable mold form and method of molding Jul. 6, 1976

1 2

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