PL65957B1 - - Google Patents

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Publication number
PL65957B1
PL65957B1 PL138683A PL13868370A PL65957B1 PL 65957 B1 PL65957 B1 PL 65957B1 PL 138683 A PL138683 A PL 138683A PL 13868370 A PL13868370 A PL 13868370A PL 65957 B1 PL65957 B1 PL 65957B1
Authority
PL
Poland
Prior art keywords
covering
core
pipes
cross
sheathing
Prior art date
Application number
PL138683A
Other languages
English (en)
Polish (pl)
Inventor
Doerffer Jerzy
Kozlowski Jan
Original Assignee
Politechnika Gdanska
Filing date
Publication date
Application filed by Politechnika Gdanska filed Critical Politechnika Gdanska
Publication of PL65957B1 publication Critical patent/PL65957B1/pl

Links

PL138683A 1970-02-05 PL65957B1 (es)

Publications (1)

Publication Number Publication Date
PL65957B1 true PL65957B1 (es) 1972-04-29

Family

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