CA347136A - Mine safety device - Google Patents

Mine safety device

Info

Publication number
CA347136A
CA347136A CA347136A CA347136DA CA347136A CA 347136 A CA347136 A CA 347136A CA 347136 A CA347136 A CA 347136A CA 347136D A CA347136D A CA 347136DA CA 347136 A CA347136 A CA 347136A
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
CA347136A
Other languages
French (fr)
Inventor
W. Rankin 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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA347136A publication Critical patent/CA347136A/en
Expired legal-status Critical Current

Links

CA347136A Mine safety device Expired CA347136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA347136T

Publications (1)

Publication Number Publication Date
CA347136A true CA347136A (en) 1935-01-01

Family

ID=35318410

Family Applications (1)

Application Number Title Priority Date Filing Date
CA347136A Expired CA347136A (en) Mine safety device

Country Status (1)

Country Link
CA (1) CA347136A (en)

Similar Documents

Publication Publication Date Title
CA347136A (en) Mine safety device
CA353052A (en) Safety explosive
CA348298A (en) Elevator safety device
CA348302A (en) Elevator safety device
CA355030A (en) Elevator safety device
CA355033A (en) Elevator safety device
CA337403A (en) Detonator safety device
CA352291A (en) Mine chock
CA347762A (en) Mining apparatus
CA347763A (en) Mining apparatus
CA330984A (en) Safety device
CA359194A (en) Safety device
CA351309A (en) Safety clasp
CA352907A (en) Blasting device
CA354090A (en) Pyrotechnical signalling device
CA350093A (en) Safety glass grooving device
CA354348A (en) Safety device for drivers
CA348650A (en) Detonator
CA335662A (en) Electrode safety device
AU2090135A (en) Improved blasting device
CA353623A (en) Mine prop
CA350974A (en) Motor-moistening device
CA350112A (en) Safety paper
CA369411A (en) Safety device
CA333251A (en) Safety cap