CA398139A - Capsule electrique de mine - Google Patents

Capsule electrique de mine

Info

Publication number
CA398139A
CA398139A CA398139A CA398139DA CA398139A CA 398139 A CA398139 A CA 398139A CA 398139 A CA398139 A CA 398139A CA 398139D A CA398139D A CA 398139DA CA 398139 A CA398139 A CA 398139A
Authority
CA
Canada
Prior art keywords
blasting cap
electric blasting
electric
cap
blasting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA398139A
Other languages
English (en)
Inventor
Wilbur Lawrence Robert
Original Assignee
Hercules Powder Co
Publication date
Application granted granted Critical
Publication of CA398139A publication Critical patent/CA398139A/fr
Expired legal-status Critical Current

Links

CA398139A Capsule electrique de mine Expired CA398139A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA398139T

Publications (1)

Publication Number Publication Date
CA398139A true CA398139A (fr) 1941-07-22

Family

ID=35408641

Family Applications (1)

Application Number Title Priority Date Filing Date
CA398139A Expired CA398139A (fr) Capsule electrique de mine

Country Status (1)

Country Link
CA (1) CA398139A (fr)

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