000
00317nam a2200121Ia 4500
008
220216s9999 xx 000 0 und d
245
0
_a
Opportunities for NR isolators
260
_b
Rubber Developments
_c
1995
300
_a
14-16
650
_a
Earthquake resistance
650
_a
Natural Rubber isolators
942
_c
JS
999
_c
64406
_d
64406