Duplicating method
United States Patent 3262386
US Patent References:
/0061338.html
- - 0061338

/0673400.html
- - 0673400

Tropochromic coating
- - 1880449

Electrochemical recording of electric currents
- - 2038486

/2316340.html
- - 2316340


Inventors:
Gordon, William E.
Publication Date:
07/26/1966
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Assignee:
LITTLE INC A
Primary Class:
427/151
Other Classes:
250/317.100, 101/469, 101/DIG.037, 101/470
US Patent References:
2501495Copying process
2597306Printing process wherein an alkaline substance passing through stencil openings effects coupling of an azo dye in situ
2634677Azo dye duplicating process
2663656Heat-sensitive copying paper
2748024Transfer sheet for use in a hectograph duplicating process
2770534Method and material for making overlay masks
2800077Planographic printing plates and methods for manufacturing same
2808777Method for manufacturing duplicating masters
2813042Method of preparing a sensitized thermographic copy sheet and resultant sheet
2864720Transfer sheet coated with a composition containing a salt and a hydrotrope
2936707Color reaction type duplication process
3076406Duplicating method and element for use therein
3102881Cellulose derivatives and shaped structures thereof
Foreign References:
AU203329B