PL289938A1 - Lemniscate type roof support - Google Patents

Lemniscate type roof support

Info

Publication number
PL289938A1
PL289938A1 PL28993891A PL28993891A PL289938A1 PL 289938 A1 PL289938 A1 PL 289938A1 PL 28993891 A PL28993891 A PL 28993891A PL 28993891 A PL28993891 A PL 28993891A PL 289938 A1 PL289938 A1 PL 289938A1
Authority
PL
Poland
Prior art keywords
roof support
type roof
lemniscate
lemniscate type
support
Prior art date
Application number
PL28993891A
Other versions
PL164994B1 (en
Inventor
Marek Mika
Hubert Pelka
Wincenty Pretor
Marek Flak
Hubert Anczok
Original Assignee
Ct Kt Maszyn Gorniczych Komag
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 Ct Kt Maszyn Gorniczych Komag filed Critical Ct Kt Maszyn Gorniczych Komag
Priority to PL28993891A priority Critical patent/PL164994B1/en
Publication of PL289938A1 publication Critical patent/PL289938A1/en
Publication of PL164994B1 publication Critical patent/PL164994B1/en

Links

PL28993891A 1991-04-17 1991-04-17 Lemniscate type roof support PL164994B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL28993891A PL164994B1 (en) 1991-04-17 1991-04-17 Lemniscate type roof support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL28993891A PL164994B1 (en) 1991-04-17 1991-04-17 Lemniscate type roof support

Publications (2)

Publication Number Publication Date
PL289938A1 true PL289938A1 (en) 1992-10-19
PL164994B1 PL164994B1 (en) 1994-10-31

Family

ID=20054385

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28993891A PL164994B1 (en) 1991-04-17 1991-04-17 Lemniscate type roof support

Country Status (1)

Country Link
PL (1) PL164994B1 (en)

Also Published As

Publication number Publication date
PL164994B1 (en) 1994-10-31

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