Patent Grant
D334701
| Number | Name | Date | Kind |
|---|---|---|---|
| 229670 | Carrick | Jul 1880 | |
| 1468110 | Howe | Sep 1923 | |
| 1929361 | Liljebladh | Oct 1933 | |
| 2212156 | Erdley | Aug 1940 | |
| 2295051 | Roth | Sep 1942 | |
| 2452406 | Volkery | Oct 1948 | |
| 2469542 | Becker | May 1949 | |
| 2565793 | Weismantel | Aug 1951 | |
| 2651026 | Roth | Sep 1953 | |
| 2791623 | Lock | May 1957 | |
| 2858522 | Wengen | Oct 1958 | |
| 3013835 | Blatt | Dec 1961 | |
| 3108794 | Blatt | Oct 1963 | |
| 3146982 | Budnick | Sep 1964 | |
| 3349927 | Blatt | Oct 1967 | |
| 3371953 | Blatt | Mar 1968 | |
| 3482831 | Blatt | Dec 1969 | |
| 3567208 | Blatt | Mar 1971 | |
| 3568959 | Blatt | Mar 1971 | |
| 3613904 | Blatt | Oct 1971 | |
| 3635514 | Blatt | Jan 1972 | |
| 3677584 | Short | Jul 1972 | |
| 3712415 | Blatt | Jan 1973 | |
| 3714870 | Blatt | Feb 1973 | |
| 3734303 | Blatt | May 1973 | |
| 4275872 | Mullis | Jun 1981 | |
| 4355922 | Sato | Oct 1982 | |
| 4449745 | Blah | May 1984 | |
| 4453755 | Blatt | Jun 1984 | |
| 4480497 | Locher | Nov 1984 | |
| 4495834 | Bauer | Jan 1985 | |
| 4577898 | Nusbaumer et al. | Mar 1986 | |
| 4593948 | Borcea et al. | Jun 1986 | |
| 4667998 | Borcea et al. | May 1987 | |
| 4708297 | Boers | Nov 1987 |
