Utility
Subclass Subgroup Patent
B27K 5/001 11090833
B65D 81/3869 11091310
C04B 35/111 11091396
C09C 1/407 11091648
E21B 23/03 11091970
  43/26 11091992
F16M 11/14 11092278
H01J 49/0463 11094518
Design and Plant
Class Subclass Patent
D3 203.1 D0927846
D22 121 D0928270
  125 D0928275