US PATENT SUBCLASS 219 / 691
.~.~ Slotted

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

678  DF  MICROWAVE HEATING {15}
690  DF  .~ Waveguide applicator {3}
691.~.~ Slotted {2}
692  DF  .~.~.~> Meander (e.g., zigzag, etc.)
693  DF  .~.~.~> Having load passage

DEFINITION

Classification: 219/691

Slotted:

(under subclass 690) Subject matter wherein a narrow slit opening is located on a waveguide applicator.