CA294902A - Fabrication de meches de surete pour miner ou petarder - Google Patents

Fabrication de meches de surete pour miner ou petarder

Info

Publication number: CA294902A
Authority: CA; Canada
Prior art keywords: blasting; mining; manufacture; safety fuses; fuses
Prior art date: 1929-11-19
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

CA294902A

Other languages

English (en)

Inventor

Fritzsche Johannes

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.)

Individual

Original Assignee

Individual

Publication date

1929-11-19

1929-11-19 Application granted granted Critical

1929-11-19 Publication of CA294902A publication Critical patent/CA294902A/fr

Status Expired legal-status Critical Current

Links

238000005422 blasting Methods 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
238000005065 mining Methods 0.000 title 1

CA294902A Fabrication de meches de surete pour miner ou petarder Expired CA294902A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA294902T

Publications (1)

Publication Number	Publication Date
CA294902A true CA294902A (fr)	1929-11-19

Family

ID=35232220

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA294902A Expired CA294902A (fr)			Fabrication de meches de surete pour miner ou petarder

Country Status (1)

Country	Link
CA (1)	CA294902A (fr)

0
- CA CA294902A patent/CA294902A/fr not_active Expired

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