B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
316/41
B23K 31/02 (2006.01) C04B 37/00 (2006.01) H01H 33/66 (2006.01) H01J 9/38 (2006.01) H01K 3/00 (2006.01)
Patent
CA 910403
LandOfFree
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