ZA744721B - Improvements in or relating to pit-props - Google Patents

Improvements in or relating to pit-props

Info

Publication number
ZA744721B
ZA744721B ZA00744721A ZA744721A ZA744721B ZA 744721 B ZA744721 B ZA 744721B ZA 00744721 A ZA00744721 A ZA 00744721A ZA 744721 A ZA744721 A ZA 744721A ZA 744721 B ZA744721 B ZA 744721B
Authority
ZA
South Africa
Prior art keywords
props
pit
relating
Prior art date
Application number
ZA00744721A
Inventor
K Helm
Original Assignee
K Helm
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 K Helm filed Critical K Helm
Priority to ZA00744721A priority Critical patent/ZA744721B/en
Publication of ZA744721B publication Critical patent/ZA744721B/en

Links

ZA00744721A 1974-07-24 1974-07-24 Improvements in or relating to pit-props ZA744721B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA00744721A ZA744721B (en) 1974-07-24 1974-07-24 Improvements in or relating to pit-props

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00744721A ZA744721B (en) 1974-07-24 1974-07-24 Improvements in or relating to pit-props

Publications (1)

Publication Number Publication Date
ZA744721B true ZA744721B (en) 1976-06-30

Family

ID=25567932

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00744721A ZA744721B (en) 1974-07-24 1974-07-24 Improvements in or relating to pit-props

Country Status (1)

Country Link
ZA (1) ZA744721B (en)

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