ZA723951B - Improvements relating to the excavation of rock - Google Patents

Improvements relating to the excavation of rock

Info

Publication number
ZA723951B
ZA723951B ZA723951A ZA723951A ZA723951B ZA 723951 B ZA723951 B ZA 723951B ZA 723951 A ZA723951 A ZA 723951A ZA 723951 A ZA723951 A ZA 723951A ZA 723951 B ZA723951 B ZA 723951B
Authority
ZA
South Africa
Prior art keywords
excavation
rock
improvements relating
relating
Prior art date
Application number
ZA723951A
Inventor
C Godfrey
Original Assignee
Physics Int Co
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 Physics Int Co filed Critical Physics Int Co
Priority to ZA723951A priority Critical patent/ZA723951B/en
Publication of ZA723951B publication Critical patent/ZA723951B/en

Links

ZA723951A 1972-06-09 1972-06-09 Improvements relating to the excavation of rock ZA723951B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA723951A ZA723951B (en) 1972-06-09 1972-06-09 Improvements relating to the excavation of rock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA723951A ZA723951B (en) 1972-06-09 1972-06-09 Improvements relating to the excavation of rock

Publications (1)

Publication Number Publication Date
ZA723951B true ZA723951B (en) 1973-03-28

Family

ID=25564972

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA723951A ZA723951B (en) 1972-06-09 1972-06-09 Improvements relating to the excavation of rock

Country Status (1)

Country Link
ZA (1) ZA723951B (en)

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