| Number | Name | Date | Kind |
|---|---|---|---|
| D. 352887 | Schlack | Nov 1994 | |
| 1968555 | Horne | Jul 1934 | |
| 2580882 | Blohm | Jan 1952 | |
| 3303678 | Bernard et al. | Feb 1967 | |
| 3336774 | Gray et al. | Aug 1967 | |
| 3367155 | Kobrehel | Feb 1968 | |
| 3454320 | Olree | Jul 1969 | |
| 3477775 | Trent | Nov 1969 | |
| 3600914 | Johnson et al. | Aug 1971 | |
| 3705508 | Fritsch et al. | Dec 1972 | |
| 3741619 | Dyer et al. | Jun 1973 | |
| 3774985 | Chovanec et al. | Nov 1973 | |
| 3863476 | Patriquin | Feb 1975 | |
| 3952565 | Falk | Apr 1976 | |
| 4006616 | Rubner et al. | Feb 1977 | |
| 4047407 | Aranzabal | Sep 1977 | |
| 4099398 | Lipschutz | Jul 1978 | |
| 4239309 | De Fouw et al. | Dec 1980 | |
| 4290279 | Fish et al. | Sep 1981 | |
| 4385551 | Zboralski | May 1983 | |
| 4425770 | Mentani et al. | Jan 1984 | |
| 4452498 | Wood, Jr. et al. | Jun 1984 | |
| 4583775 | Bisbing | Apr 1986 | |
| 4637667 | Reid et al. | Jan 1987 | |
| 4715201 | Craig | Dec 1987 | |
| 4732434 | Hartrum | Mar 1988 | |
| 4815304 | Kesselman | Mar 1989 | |
| 4829887 | Holschbach | May 1989 | |
| 4843852 | Foshee et al. | Jul 1989 | |
| 4865248 | Barth | Sep 1989 | |
| 5038589 | Martin | Aug 1991 | |
| 5044183 | Neyret | Sep 1991 | |
| 5199282 | Wang | Apr 1993 | |
| 5199285 | Lin | Apr 1993 | |
| 5234236 | Gromotka | Aug 1993 | |
| 5235832 | Lux et al. | Aug 1993 | |
| 5249443 | Anderson | Oct 1993 | |
| 5251467 | Anderson | Oct 1993 | |
| 5265455 | Grimmer | Nov 1993 | |
| 5291767 | Weindorf, Jr. et al. | Mar 1994 | |
| 5491993 | Anderson | Feb 1996 | |
| 5586459 | Bullock et al. | Dec 1996 | |
| 5626041 | Zaccaria | May 1997 | |
| 5634359 | Huebschen | Jun 1997 | |
| 5678437 | Walla | Oct 1997 | |
| 5678438 | Kolkman et al. | Oct 1997 | |
| 5724840 | DiVito | Mar 1998 |
| Number | Date | Country |
|---|---|---|
| 2120311 | May 1982 | GB |
| Entry |
|---|
| Knob Style Single Hole Mount, Southco Latches Catalog 48NA, p. E-4. |
| Mortise Cylinder turn lever Series 124, Sargent Cylinders & Components, p. 2.* |