PL52904Y1 - Self-advancing roof supports - Google Patents

Self-advancing roof supports

Info

Publication number
PL52904Y1
PL52904Y1 PL100090U PL10009090U PL52904Y1 PL 52904 Y1 PL52904 Y1 PL 52904Y1 PL 100090 U PL100090 U PL 100090U PL 10009090 U PL10009090 U PL 10009090U PL 52904 Y1 PL52904 Y1 PL 52904Y1
Authority
PL
Poland
Prior art keywords
self
roof supports
advancing roof
advancing
supports
Prior art date
Application number
PL100090U
Other languages
Polish (pl)
Inventor
Henryk Zych
Stefan Nowaczyk
Grzegorz Stawiński
Kazimierz Spałek
Henryk Bierzuński
Bogusław Wojanowski
Original Assignee
Fabryka Zmechanizowanych Obudow Scianowych Fazos Spolka Akcyjna
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 Fabryka Zmechanizowanych Obudow Scianowych Fazos Spolka Akcyjna filed Critical Fabryka Zmechanizowanych Obudow Scianowych Fazos Spolka Akcyjna
Priority to PL100090U priority Critical patent/PL52904Y1/en
Publication of PL52904Y1 publication Critical patent/PL52904Y1/en

Links

PL100090U 1990-11-30 1990-11-30 Self-advancing roof supports PL52904Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL100090U PL52904Y1 (en) 1990-11-30 1990-11-30 Self-advancing roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL100090U PL52904Y1 (en) 1990-11-30 1990-11-30 Self-advancing roof supports

Publications (1)

Publication Number Publication Date
PL52904Y1 true PL52904Y1 (en) 1995-02-28

Family

ID=66428644

Family Applications (1)

Application Number Title Priority Date Filing Date
PL100090U PL52904Y1 (en) 1990-11-30 1990-11-30 Self-advancing roof supports

Country Status (1)

Country Link
PL (1) PL52904Y1 (en)

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