Number | Name | Date | Kind |
---|---|---|---|
D269812 | Lancellotti | Jul 1983 | |
2421354 | Reiter | May 1947 | |
4116235 | Fuhr et al. | Sep 1978 | |
4498464 | Morgan, Jr. | Feb 1985 | |
4669454 | Shamos | Jun 1987 |
Entry |
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Advertising Brochure by Activator Methods, Inc. for "Activator Instrument" and Instrument Attachment/Cervical Tip (dated Jan./Feb., 1994; pp. 1 and 10). |