US PATENT SUBCLASS 976 / DIG 435
.~ Scattering devices; Absorbing devices [G21K-1/10]


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976 /   HD   NUCLEAR TECHNOLOGY

DIG 427  DD  ARRANGEMENTS FOR HANDLING RADIATION OR PARTICLES (e.g., focusing, moderating [G21K-1/00] *** (radiation filters DIG. 435) {6}
DIG 435.~ Scattering devices; Absorbing devices [G21K-1/10] {1}
DIG 436  DD  .~.~> Resonant absorbers or driving arrangements therefor (e.g., for Moessbauer-effect devices) [G21K-1/12] *** (motors with reciprocating, oscillating or vibrating magnet, armature or coil system in general H02K-33/00)