| Number | Name | Date | Kind |
|---|---|---|---|
| 1478388 | Gray | Dec 1923 | A |
| 1973768 | Knapp | Sep 1934 | A |
| 2054849 | Briggs | Sep 1936 | A |
| 2532093 | Field et al. | Nov 1950 | A |
| 2858898 | Cinquini | Nov 1958 | A |
| D252283 | Reeves-Saunders | Jul 1979 | S |
| 4324261 | Mark et al. | Apr 1982 | A |
| 5909495 | Andrea | Jun 1999 | A |
| 6406436 | Schiffman | Jun 2002 | B1 |
| D535025 | Bhavnani | Jan 2007 | S |
| D583942 | Mandel | Dec 2008 | S |
| D682424 | Hasbun | May 2013 | S |
| Entry |
|---|
| MDF Instruments Blood Pressure Unit Collection and Reflex Hammer Collection Brochure, dated earlier than Mar. 2012 (exact date unknown). |
| MDF Instruments Product Brochure, dated earlier than Apr. 2012 (exact date unknown). |
| Printout of product packaging for MDF 535 Babinski Reflex Hammer, dated Sep. 13, 2011 or before. |
| Printout of webpage from www.adctoday.com depicting a ADC Telescoping Babinski Hammer, dated May 28, 2013 or before. |
| Printout of webpage from www.amazon.com depicting various types of Babinski Reflex Hammers, dated May 28, 2013 or before. |
| Printout of webpage from www.mdfinstruments.com depicting a MDF 535 Babinski Reflex Hammer, dated May 28, 2013 or before. |
| Printout of webpage from www.medisave.net depicting a Babinski Telescoping Reflex Hammer, dated May 28, 2013 or before. |
| Printout of webpage from www.studentmedicalshop.com depicting a Reflex Hammer—Telescoping Babinski, dated May 28, 2013 or before. |