PL257635A1 - Roof support hydraulic prop - Google Patents

Roof support hydraulic prop

Info

Publication number
PL257635A1
PL257635A1 PL25763586A PL25763586A PL257635A1 PL 257635 A1 PL257635 A1 PL 257635A1 PL 25763586 A PL25763586 A PL 25763586A PL 25763586 A PL25763586 A PL 25763586A PL 257635 A1 PL257635 A1 PL 257635A1
Authority
PL
Poland
Prior art keywords
roof support
hydraulic prop
support hydraulic
prop
roof
Prior art date
Application number
PL25763586A
Other versions
PL149712B1 (en
Inventor
Kazimierz Kowalski
Edward Rozmus
Wincenty Pretor
Original Assignee
Polmag
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 Polmag filed Critical Polmag
Priority to PL25763586A priority Critical patent/PL149712B1/en
Publication of PL257635A1 publication Critical patent/PL257635A1/en
Publication of PL149712B1 publication Critical patent/PL149712B1/en

Links

PL25763586A 1986-01-23 1986-01-23 Roof support hydraulic prop PL149712B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL25763586A PL149712B1 (en) 1986-01-23 1986-01-23 Roof support hydraulic prop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL25763586A PL149712B1 (en) 1986-01-23 1986-01-23 Roof support hydraulic prop

Publications (2)

Publication Number Publication Date
PL257635A1 true PL257635A1 (en) 1987-10-05
PL149712B1 PL149712B1 (en) 1990-03-31

Family

ID=20030203

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25763586A PL149712B1 (en) 1986-01-23 1986-01-23 Roof support hydraulic prop

Country Status (1)

Country Link
PL (1) PL149712B1 (en)

Also Published As

Publication number Publication date
PL149712B1 (en) 1990-03-31

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