Number | Name | Date | Kind |
---|---|---|---|
1242905 | Atkinson | Oct 1917 | |
3107156 | Fredericks | Oct 1963 | |
3203440 | Schneider, Jr. | Aug 1965 | |
3383178 | Dietz | May 1968 | |
3426901 | Sherper | Feb 1969 | |
3474817 | Bates et al. | Oct 1969 | |
3507624 | Schneider et al. | Apr 1970 | |
3579440 | Bradley, Jr. | May 1971 | |
3595395 | Lorenzen | Jul 1971 | |
3595786 | Horvath et al. | Apr 1971 | |
3598536 | Christensen | Aug 1971 | |
3846078 | Brett | Nov 1974 | |
3899425 | Lewis | Aug 1975 | |
4063663 | Larson et al. | Dec 1977 | |
4210624 | Price | Jul 1980 | |
4293425 | Price | Oct 1981 | |
4331174 | King, Sr. | May 1982 | |
4407322 | Moore et al. | Oct 1983 | |
4548228 | Moore et al. | Oct 1985 | |
4584106 | Held | Apr 1986 | |
4732689 | Harvey et al. | Mar 1988 | |
4759907 | Kawolics et al. | Jul 1988 | |
4790981 | Mayer et al. | Dec 1988 | |
4917868 | Alexander et al. | Apr 1990 |
Entry |
---|
Olin Pulsar.RTM., Olin Chemicals. |
S-2 Automatic Cl.sub.2 Feeder For In-Ground Pools, by E. Z. Chlor.RTM. Systems. |
Pulsar.RTM. II, Olin Water Products and Services Division, Olin Corporation. |