Disposable pre-charged dental handpiece
United States Patent 3389468
US Patent References:
/0647557.html
- - 0647557

/0861610.html
- - 0861610

/1166482.html
- - 1166482

Brush
- - 1372308

Teeth-cleaning instrument
- - 1499346


Inventors:
Lewis, Eugene W.
Fuller, Warden
Mills, Jack H.
Mcnickle, Bernard F.
Publication Date:
06/25/1968
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Primary Class:
433/80
Other Classes:
433/82, 15/29
International Classes:
A61C1/08; A61C17/00
US Patent References:
1554875Polishing mop
2202299Dental polishing machine
2226145Motor driven tooth cleaning device
2268552Rotor operating mechanism
2400912Dental appliance
2469261Teeth cleaning assembly
2738528Prophylactic dental handpiece
2861462Limited torque drive for electrically operated rotary tooth brush
2911660Power tooth brush
3163934Dental prophylaxis right angle hand piece
3192922Instrument for dental care
3195537Power driven tooth cleaner and gum stimulator
Foreign References:
DE332122C
DE478383C
GB825787A