Tool for testing of resistance of cardboard sleeve walls and resistance testing method when stressed due to pressure, for sleeves with various internal diameters
摘要
申请公布号
PL379698(A1)
申请公布日期
2007.11.26
申请号
PL20060379698
申请日期
2006.05.15
申请人
INSTYTUT MECHANIZACJI BUDOWNICTWA I GORNICTWA SKALNEGO
