CA489343A - Mine cage safety device - Google Patents

Mine cage safety device

Info

Publication number
CA489343A
CA489343A CA489343A CA489343DA CA489343A CA 489343 A CA489343 A CA 489343A CA 489343 A CA489343 A CA 489343A CA 489343D A CA489343D A CA 489343DA CA 489343 A CA489343 A CA 489343A
Authority
CA
Canada
Prior art keywords
safety device
mine cage
cage 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
CA489343A
Other languages
French (fr)
Inventor
E. Gagnon George
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 CA489343A publication Critical patent/CA489343A/en
Expired legal-status Critical Current

Links

CA489343A Mine cage safety device Expired CA489343A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489343T

Publications (1)

Publication Number Publication Date
CA489343A true CA489343A (en) 1953-01-06

Family

ID=35629069

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489343A Expired CA489343A (en) Mine cage safety device

Country Status (1)

Country Link
CA (1) CA489343A (en)

Similar Documents

Publication Publication Date Title
CA489343A (en) Mine cage safety device
FR1083517A (en) Safety regulator
CA491916A (en) Safety device
CA489639A (en) Safety devices for mine cages and the like
CA492899A (en) Elevator safety devices
CA492052A (en) Safety blasting devices
AU163199B2 (en) Projectile equipped witha safety device
CA492183A (en) Safety fence
AU1559953A (en) Projectile equipped witha safety device
CA479431A (en) Mine cage safety devices
CA497537A (en) 2-substituted amino-5-nitrothiazoles
CA490108A (en) Portable safety gate
CA498662A (en) Elevator system
CA495041A (en) Safety tube
AU167940B2 (en) Fire detecting device
CA493749A (en) Dispatcher-controlled elevator systems
AU159699B2 (en) An improved scaffolding device
CA497701A (en) Safety key guide
AU168130B2 (en) Shoulder shower-spray device
AU274475B2 (en) Safety device for motorcars
CA496442A (en) Accelerometer
CA491227A (en) Protective devices
AU158039B2 (en) Keyboard-actuated device
CA490889A (en) Land-levelling device
CA492231A (en) Anti-detonating device