| Number | Name | Date | Kind |
|---|---|---|---|
| 1473301 | Lapham | Nov 1923 | |
| 1626125 | Tilt | Apr 1927 | |
| 1995927 | Kirby | Mar 1935 | |
| 2045890 | Uhalt et al. | Jun 1936 | |
| 2301601 | Wittwer et al. | Nov 1942 | |
| 2633726 | Rand | Apr 1953 | |
| 2641270 | Allen | Jun 1953 | |
| 2667243 | Reynolds et al. | Feb 1954 | |
| 2697341 | Thomas | Dec 1954 | |
| 2882708 | Hancock | Apr 1959 | |
| 3050073 | McMillan | Aug 1962 | |
| 3395550 | Dungan | Aug 1968 | |
| 3399869 | Loria et al. | Sep 1968 | |
| 3655215 | Becklin | Apr 1972 | |
| 3979007 | Thornbloom, Jr. | Sep 1976 | |
| 4063581 | Williams | Dec 1977 | |
| 4066156 | Basile | Jan 1978 | |
| 4406353 | Walker | Sep 1983 | |
| 4655235 | Scott, Jr. | Apr 1987 | |
| 4841661 | Moore | Jun 1989 | |
| 4951818 | Johnson | Aug 1990 | |
| 4996790 | Ruggles | Mar 1991 | |
| 5005847 | King et al. | Apr 1991 | |
| 5038515 | Moorhead | Aug 1991 | |
| 5115289 | Pond et al. | May 1992 | |
| 5163674 | Reichek | Nov 1992 | |
| 5212902 | Moorhead et al. | May 1993 | |
| 5225160 | Sanford et al. | Jul 1993 |
| Number | Date | Country |
|---|---|---|
| 650330 | Sep 1937 | DEX |
| 2247653 | Jul 1990 | GBX |
| Entry |
|---|
| "Performance Diver," pp. 14, 20, 21, 22; 1993. |
| "Skin Diver," p. 21, and three pages from Equipment Section, May 1989. |