Title:
Dental appliance
United States Patent 2257709
Inventors:
Anderson, Louis P.
Publication Date:
09/30/1941
Export Citation:
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Assignee:
Anderson, Louis P.
Primary Class:
433/25
Other Classes:
15/167.2, 128/861, 433/215, 601/139
International Classes:
A61C17/00; A61C19/06; A61C17/00; A61C19/00
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