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GB465768A
|
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Improvements in ignition mixtures for percussion caps of all kinds, small munitions and primers
|
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GB467143A
|
|
Improvements in casings for mining explosives
|
|
GB474495A
|
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Improvements in detonators for mining cartridges
|
|
GB393422A
|
|
An improved process for initiating explosives with maximum effciency
|
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GB388508A
|
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An improved process for producing explosives
|
|
US1959479A
|
|
Firing device
|
|
GB375536A
|
|
Improvements in or relating to the circuit of electric blasting fuses
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