Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Dental
Patent
1989-01-30
1992-01-21
Lucas, Susan J.
Medical and laboratory equipment
Equipment for diagnosis, analysis, or treatment
Dental
Patent
active
D03233960
REFERENCES:
patent: 957563 (1910-05-01), Kerr
patent: 1509376 (1924-09-01), Rodgers
patent: 2924011 (1960-02-01), McAdoo
patent: 4370129 (1983-01-01), Huge
patent: 4568280 (1986-02-01), Ahlin
patent: 4580975 (1986-04-01), Schrems et al.
TP Laboratories Catalog, 1907, item Tongue-Away.RTM. & Lingual Tongue Away.RTM..
Lucas Susan J.
Tung M. H.
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