Title:
Concrete pipe mold
United States Patent 2579801
US Patent References:
/0720718.html
- - 0720718
Mold for manufacturing hollow bodies of cement by the centrifugal method
- - 1889428
Apparatus for construction of concrete culverts
- - 1964386
Method and apparatus for the manufacture of hollow bodies of reenforced concrete
- - 2048253
Apparatus and method for molding concrete
- - 2311358
/0720718.html
- - 0720718
Mold for manufacturing hollow bodies of cement by the centrifugal method
- - 1889428
Apparatus for construction of concrete culverts
- - 1964386
Method and apparatus for the manufacture of hollow bodies of reenforced concrete
- - 2048253
Apparatus and method for molding concrete
- - 2311358
Inventors:
Maurice, Crom John
Curzon, Dobell
Curzon, Dobell
Publication Date:
12/25/1951
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Export Citation:
Assignee:
Maurice, Crom John
Curzon, Dobell
Curzon, Dobell
Primary Class:
Other Classes:
249/83, 425/405.100, 264/315, 264/333, 249/65
International Classes:
B28B21/20; B28B21/76; B28B21/00; B28B21/02
US Patent References:
| 2324554 | Building construction |