CA136583A - Dispositif de surete dans mines - Google Patents

Dispositif de surete dans mines

Info

Publication number
CA136583A
CA136583A CA000136583A CA136583DA CA136583A CA 136583 A CA136583 A CA 136583A CA 000136583 A CA000136583 A CA 000136583A CA 136583D A CA136583D A CA 136583DA CA 136583 A CA136583 A CA 136583A
Authority
CA
Canada
Prior art keywords
safety device
mine safety
mine
safety
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
CA000136583A
Other languages
English (en)
Inventor
Thomas Angus Southern
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA136583A publication Critical patent/CA136583A/fr
Expired legal-status Critical Current

Links

CA000136583A 1911-06-10 1911-06-10 Dispositif de surete dans mines Expired CA136583A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA136583T 1911-06-10

Publications (1)

Publication Number Publication Date
CA136583A true CA136583A (fr) 1911-10-31

Family

ID=45256300

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000136583A Expired CA136583A (fr) 1911-06-10 1911-06-10 Dispositif de surete dans mines

Country Status (1)

Country Link
CA (1) CA136583A (fr)

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