US PATENT SUBCLASS 277 / 302
.~.~ Magnetic

Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

300  DF  PROCESS OF DYNAMIC SEALING {6}
301  DF  .~ Close proximity seal (e.g., contactless, fluent, etc.) {4}
302.~.~ Magnetic

DEFINITION

Classification: 277/302

Magnetic:

(under subclass 301) Close proximity seal wherein the sealing means uses a polar field to control the movement of fluent material.

SEE OR SEARCH CLASS

252, Compositions,

62.51+, for a composition useful for a magnetic purpose or a process for making the composition, not provided for elsewhere.