| Number | Name | Date | Kind |
|---|---|---|---|
| D45574 | Speakman | Apr 1914 | |
| D45787 | Bockelman | May 1914 | |
| D50151 | Mortimer | Jan 1917 | |
| D56935 | Mueller | Jan 1921 | |
| D62740 | Muend | Jul 1923 | |
| D65364 | Bickley | Aug 1924 | |
| D77022 | Mueller | Nov 1928 | |
| D80439 | Fraser | Feb 1930 | |
| D83674 | Fraser | Mar 1931 | |
| D94760 | Hitchcock | Mar 1935 | |
| D144249 | Hinderer | Mar 1946 | |
| D163545 | Smolensky | Jun 1951 | |
| D176447 | Cohen | Dec 1955 | |
| D242454 | Jones | Nov 1976 | |
| D293599 | Bergmann et al. | Jan 1988 | |
| D349753 | Chen | Aug 1994 |
| Entry |
|---|
| Kohler K-500 Design Manual; p. 3-4, item K-149; p. 4-18 item K-8905, Dec. 1990. |
| American Standard Portfolio of Products; p. K-7, item 7295.152, Dec. 1992. |