CA427492A - Capsule electrique a retard de mine - Google Patents

Capsule electrique a retard de mine

Info

Publication number
CA427492A
CA427492A CA427492A CA427492DA CA427492A CA 427492 A CA427492 A CA 427492A CA 427492 A CA427492 A CA 427492A CA 427492D A CA427492D A CA 427492DA CA 427492 A CA427492 A CA 427492A
Authority
CA
Canada
Prior art keywords
blasting cap
electric blasting
delay electric
delay
cap
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
CA427492A
Other languages
English (en)
Inventor
H. Washnock John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
Publication date
Application granted granted Critical
Publication of CA427492A publication Critical patent/CA427492A/fr
Expired legal-status Critical Current

Links

CA427492A Capsule electrique a retard de mine Expired CA427492A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA427492T

Publications (1)

Publication Number Publication Date
CA427492A true CA427492A (fr) 1945-05-15

Family

ID=35538522

Family Applications (1)

Application Number Title Priority Date Filing Date
CA427492A Expired CA427492A (fr) Capsule electrique a retard de mine

Country Status (1)

Country Link
CA (1) CA427492A (fr)

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