Patent Grant
D344297
| Number | Name | Date | Kind |
|---|---|---|---|
| D165491 | Spangler | Dec 1951 | |
| D167464 | Koller | Aug 1952 | |
| D180620 | Salter, Jr. et al. | Jul 1957 | |
| D275975 | Ciganko | Oct 1984 | |
| D280224 | Wilson | Aug 1985 | |
| D290474 | Tepper | Jun 1987 | |
| 385792 | Crandall | Jul 1888 | |
| 2494184 | Linder | Jan 1950 | |
| 2554045 | Minor, Jr. | May 1951 | |
| 2625395 | Spangler | Jan 1953 | |
| 2756051 | Shone | Jul 1956 | |
| 2770291 | Forman | Nov 1956 | |
| 2882050 | Deady | Apr 1959 | |
| 2915312 | Barthel | Dec 1959 | |
| 2921789 | Skinner, Sr. | Jan 1960 | |
| 2937691 | Horgan | May 1960 | |
| 2971758 | Zimmers | Feb 1961 | |
| 3037769 | Deady | Jun 1962 | |
| 3093356 | Buyolos, Jr. | Jun 1963 | |
| 3155390 | Moore et al. | Jan 1964 | |
| 3180640 | Lawrence | Apr 1965 | |
| 3220726 | Koller et al. | Nov 1965 | |
| B14072309 | Wilson | Mar 1984 | |
| 4492375 | Connelly | Jan 1985 | |
| 4582320 | Shaw | Apr 1986 | |
| 4618144 | Gibson | Oct 1986 | |
| 4913419 | McAuliffe | Apr 1990 | |
| 5135216 | Bingham et al. | Aug 1992 |
