Number | Date | Country | Kind |
---|---|---|---|
554249 | Dec 1987 | CAX |
Number | Name | Date | Kind |
---|---|---|---|
1468509 | Overman | Sep 1923 | |
1548578 | Blanchard | Aug 1925 | |
1659893 | Overman | Feb 1928 | |
1729063 | Bull | Sep 1929 | |
1786484 | Duda | Dec 1930 | |
1908594 | Foster | May 1933 | |
2047115 | Reed | Jul 1936 | |
2171057 | Crum | Aug 1939 | |
4141421 | Gardner | Feb 1979 | |
4331207 | Castel | May 1982 |
Number | Date | Country |
---|---|---|
667133 | Jul 1963 | CAX |
1111833 | Nov 1981 | CAX |
1216277 | Jan 1987 | CAX |
Entry |
---|
Lockomatic Brochure: Rotary Oil Tool, Inc. |