PL60808B1 - - Google Patents

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Publication number
PL60808B1
PL60808B1 PL125078A PL12507868A PL60808B1 PL 60808 B1 PL60808 B1 PL 60808B1 PL 125078 A PL125078 A PL 125078A PL 12507868 A PL12507868 A PL 12507868A PL 60808 B1 PL60808 B1 PL 60808B1
Authority
PL
Poland
Prior art keywords
clamp
roof
canopy
ceiling
wooden
Prior art date
Application number
PL125078A
Other languages
English (en)
Polish (pl)
Inventor
Strzeminski Janusz
Marczak Zdzislaw
Ro-dzon Jan
Kaszkowiak Zenon
Original Assignee
Kopalnia Wegla Kamiennego „Milowice
Filing date
Publication date
Application filed by Kopalnia Wegla Kamiennego „Milowice filed Critical Kopalnia Wegla Kamiennego „Milowice
Publication of PL60808B1 publication Critical patent/PL60808B1/pl

Links

PL125078A 1968-02-06 PL60808B1 (forum.php)

Publications (1)

Publication Number Publication Date
PL60808B1 true PL60808B1 (forum.php) 1970-06-25

Family

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