Photographic silver-halid emulsion
United States Patent 1719711

Inventors:
Otto, Matthies
Walter, Dieterle
Josef, Reitstotter
Publication Date:
07/02/1929
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Assignee:
AGFA ANSCO CORP
Primary Class:
430/599
Other Classes:
530/362, 530/356, 530/354, 530/407, 530/357
International Classes:
G03C1/047