Title:
Detonating explosive charge and method of impressing surfaces employing same
United States Patent 2604042
Inventors:
Henry, Cook John
Publication Date:
07/22/1952
Export Citation:
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Assignee:
ICI LTD
Primary Class:
101/401.2
Other Classes:
29/421.2, 40/615, 101/109, 102/701
International Classes:
B21D26/08; B44C1/24; F42B1/00; B21D26/00; B44C1/00; F42B1/00
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US Patent References:
2407093Method and apparatus for cutting or punching sheet material
1971700Method of forming ornamental relief figures
1941736Process of producing plastic pictures from metal foil
1851122Blasting cartridge
1642341Safety blasting cartridge
Foreign References:
FR437436A