US PATENT SUBCLASS 365 / 126
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STATIC INFORMATION STORAGE AND RETRIEVAL
(under subclass 120) Subject matter wherein the radiation beam is altered by different thicknesses of a thermoplastic memory material.
SEE OR SEARCH CLASS
347, Incremental Printing of Symbolic Information,
113, for electrostatic marking apparatus and processes in which a latent image is made visible by applying heat to cause plastic deformation of a charged medium.
386, Television Signal Processing for Dynamic Recording or Reproducing,
127, for dynamic thermoplastic recording of television signal.