Title:
POROUS PLATE DEVELOPER FOR THERMALLY SENSITIVE FILM
United States Patent 3496332
Inventors:
Lunde, George G.
Publication Date:
02/17/1970
Export Citation:
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Assignee:
MINNESOTA MINING & MFG
Primary Class:
219/216
Other Classes:
156/497, 219/388, 392/379, 396/571
International Classes:
G03B27/30; G03B27/02; (IPC1-7): H05B1/00
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US Patent References:
3382789Automatic film developer
3311525Heat sealing apparatus including a porous member and fluid pressure
3084489Method of sealing thermoplastic film overwrap
2668701Heating control system
2532032Apparatus for drying webs
1517434Heater




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