Brushware – Toothbrush or handle therefor
Patent
1988-03-15
1991-07-02
Burke, Wallace R.
Brushware
Toothbrush or handle therefor
Patent
active
D03178315
REFERENCES:
patent: 290552 (1987-06-01), Hukuba
patent: 1091209 (1914-03-01), Gates
patent: 1358523 (1920-11-01), Cook
patent: 2036354 (1936-04-01), Nishio
patent: 2435394 (1948-02-01), Hawley
patent: 2517045 (1950-08-01), Soule
patent: 2823404 (1958-02-01), Hyman
patent: 3369265 (1968-02-01), Halberstadt et al.
patent: 4128911 (1978-12-01), Perez
patent: 4253212 (1981-03-01), Fujita
Burke Wallace R.
Tabor Lavone D.
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