Orthodontic appliance and method of making and using same
United States Patent 3334417
US Patent References:
Tooth positioning appliance
- - 2531222
Teeth protector
- - 2705492
Device for use with musical instruments
- - 2706478
Intra-oral tooth positioner
- - 3178820
Mouthguard
- - 3223085
Tooth positioning appliance
- - 2531222
Teeth protector
- - 2705492
Device for use with musical instruments
- - 2706478
Intra-oral tooth positioner
- - 3178820
Mouthguard
- - 3223085
Inventors:
Spengeman, Walter G.
Publication Date:
08/08/1967
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Assignee:
Spengeman, Walter G.
Primary Class:
Other Classes:
433/24, D24/180, 128/862
International Classes:
A61C7/00; A61C13/06; A61C13/007