CA345079A - Coal marking method - Google Patents

Coal marking method

Info

Publication number
CA345079A
CA345079A CA345079A CA345079DA CA345079A CA 345079 A CA345079 A CA 345079A CA 345079 A CA345079 A CA 345079A CA 345079D A CA345079D A CA 345079DA CA 345079 A CA345079 A CA 345079A
Authority
CA
Canada
Prior art keywords
coal
marking method
marking
coal marking
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
CA345079A
Other languages
French (fr)
Inventor
A. Grine Harry
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.)
PHILADELPHIA AND READING COAL AND IRON Co
Original Assignee
PHILADELPHIA AND READING COAL AND IRON Co
Publication date
Application granted granted Critical
Publication of CA345079A publication Critical patent/CA345079A/en
Expired legal-status Critical Current

Links

CA345079A Coal marking method Expired CA345079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA345079T

Publications (1)

Publication Number Publication Date
CA345079A true CA345079A (en) 1934-10-02

Family

ID=35316352

Family Applications (1)

Application Number Title Priority Date Filing Date
CA345079A Expired CA345079A (en) Coal marking method

Country Status (1)

Country Link
CA (1) CA345079A (en)

Similar Documents

Publication Publication Date Title
CA345079A (en) Coal marking method
CA344521A (en) Mining method
CA340510A (en) Mining method
CA340711A (en) Marking tool
CA343331A (en) Soluble mining method
CA346744A (en) Pocket forming method
CA341710A (en) Oil destearinizing method
CA346672A (en) Drill
CA345487A (en) Drill
CA341897A (en) Coal flotation
CA339589A (en) Template
CA343271A (en) Oil conveying method
CA345158A (en) Tracer
CA340463A (en) Tunnel forming apparatus
CA343428A (en) Opacimeter
CA341090A (en) Weatherstrip
CA342880A (en) Hammer
CA339093A (en) Tool
CA339939A (en) Tool
CA341468A (en) Flash-removing tool
CA342341A (en) Tool
CA344831A (en) Tool
CA339922A (en) Thermo-therapeutical apparatus
CA343899A (en) Kinematograph apparatus
CA341692A (en) Marking device