US PATENT SUBCLASS 416 / 214 R
.~ Blade held between separable surfaces

Current as of: June, 1999
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416 /   HD   FLUID REACTION SURFACES (I.E., IMPELLERS)

204 R  DF  SPECIFIC WORKING MEMBER MOUNT {9}
214 R.~ Blade held between separable surfaces {1}
214 A  DF  .~.~> Turbo machine

Unofficial Alpha Subclasses: R A

DEFINITION

Classification: 416/214

(under subclass 204) Apparatus wherein the blade is secured between two spaced surfaces which may be disassociated or disconnected from each other.