United States Patent 3238047
Inventors:
Murray, Richard D.
Elliot, Berman
Publication Date:
03/01/1966
Other Classes:
430/348, 106/31.240, 427/152, 427/416, 298/17S, 427/145
International Classes:
B41M5/32; G03B27/30; G03B27/02
US Patent References:
| 2864720 | Transfer sheet coated with a composition containing a salt and a hydrotrope | | | |
| 2999035 | Heat sensitive reproduction sheet, method of making and method of using | | | |