Brushware – Toothbrush or handle therefor – Plural brush groups
Patent
1989-04-06
1991-12-10
Burke, Wallace R.
Brushware
Toothbrush or handle therefor
Plural brush groups
Patent
active
D03221717
REFERENCES:
patent: D96749 (1935-09-01), Hellonen
patent: 4399582 (1983-08-01), Ernest et al.
patent: 4670931 (1987-06-01), Abbassi
Grunberg Horst
Otto Helmut F.
Burke Wallace R.
Hughett Eileen L.
O'Flaherty Thomas H.
Tabor Lavone D.
The Procter & Gamble & Company
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