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compositions of matter / and for which there is no provision elsewhere

 
image

*
Fig. 9 
ex Carl O. Carlson, Information Encoding and Decoding Method, US Patent 3,279,095 (1966)
*

Class 252/600

252
Compositions
(A) Compositions of matter, having or not having structure, physical form or heterogeneous arrangement of components and for which there is no provision elsewhere.
(B) Packages of such compositions, or other articles which include such compositions for which there is no provision elsewhere.

600
Radiation sensitive:
Compositions which are designed to be responsive to radiation.

Class 380/54

380
Cryptography
This class includes equipment and processes which (a) conceal or obscure intelligible information by transforming such information so as to make the information unintelligible to a casual or unauthorized recipient, or (b) extract intelligible information from such a concealed representation, including breaking of unknown codes and messages.

54
By modifying optical image (e.g., Transmissive overlay)

“Truth manifests itself as a result of the contact made between two propositions, neither of which is true; it is their relation which is true.“

Simone Weil, The Notebooks of, volume 2 (Arthur Wills, translator), 1956: 406
 

11 June 2013

tags:
CCL 252/600; CCL 380/54; composition; relation; C. O. Carlson; Simone Weil