US PATENT SUBCLASS 48 / 67
.~.~ Water jacket

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


48 /   HD   GAS: HEATING AND ILLUMINATING

61  DF  GENERATORS {4}
62 R  DF  .~ Cupola {18}
67.~.~ Water jacket {1}
68  DF  .~.~.~> Rotary bottom

DEFINITION

Classification: 48/67

Cupola structures having a water-jacket.