HEAT TRANSFER DEVICE
United States Patent 3548928

Inventors:
Kesten, Martin
Publication Date:
12/22/1970
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Assignee:
PRESTON ENGRAVERS INC
Primary Class:
165/89
Other Classes:
101/375, 101/424.100, 165/DIG.156, 219/469, 165/185
International Classes:
F28D11/02; F28D11/00; F28D11/02




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