000
00303nam a2200121Ia 4500
008
220217s9999 xx 000 0 und d
245
0
_a
Rubber mats for electrical purposes.
260
_c
1952
500
_a
Standard number: BS 921
650
_a
Electrical purpose
650
_a
Rubber mat
942
_c
ST
999
_c
73275
_d
73275