Patent Grant
D423979
| Number | Name | Date | Kind |
|---|---|---|---|
| 122328 | Northrup | Jan 1872 | |
| 148390 | Tappen | Mar 1874 | |
| D156452 | Moulson | Dec 1949 | |
| D162382 | Carroll | Mar 1951 | |
| D200490 | Berzner | Mar 1965 | |
| 208230 | Fuller | Sep 1878 | |
| 227922 | Purdy | May 1880 | |
| 241462 | Washburn | May 1881 | |
| D242817 | Saccoccio | Dec 1976 | |
| 249238 | Heggie et al. | Nov 1881 | |
| D254055 | Pisano et al. | Jan 1980 | |
| 306143 | Feeley | Oct 1884 | |
| 326135 | Merritt | Sep 1885 | |
| 364140 | Smitten | May 1887 | |
| 371283 | Smitten | Oct 1887 | |
| D378360 | Montaquila | Mar 1997 | |
| D386108 | Montaquila | Nov 1997 | |
| D388357 | Montaquila | Dec 1997 | |
| D388734 | Montaquila | Jan 1998 | |
| D389085 | Montaquila | Jan 1998 | |
| D389424 | Montaquila | Jan 1998 | |
| D389776 | Montaquila | Jan 1998 | |
| D394821 | Montaquila | Jun 1998 | |
| 687446 | Washburn | Nov 1901 | |
| 983598 | Auerbach | Feb 1911 | |
| 1561128 | Waller | Nov 1925 | |
| 2013760 | McSoley | Sep 1935 | |
| 2398995 | Beck | Jan 1946 | |
| 2733491 | Saccoccio | Feb 1956 | |
| 2795833 | Gray | Jun 1957 | |
| 3418826 | Weishuber | Dec 1968 | |
| 3533247 | Douglas | Oct 1970 | |
| 3990266 | Saccoccio | Nov 1976 | |
| 4003216 | Cecere et al. | Jan 1977 | |
| 4682477 | Vaillancourt | Jul 1987 | |
| 5048310 | Riley | Sep 1991 | |
| 5588309 | Chioffe | Dec 1996 | |
| 5644823 | Montaquila | Jul 1997 | |
| 5755017 | Montaquila | May 1998 |
| Number | Date | Country |
|---|---|---|
| 67733 | Jan 1915 | ATX |
| 80620 | May 1920 | DEX |
| 202616 | Jan 1939 | CHX |
| 14786 | Jan 1913 | GBX |
| Entry |
|---|
| 1994 Phenix Tool Sales Catalog. |
| Advertisement from American Jewelry Manufacturer, Mar. 1995. |
| Advertisement, p. 95, Dec. 1994 issue of the American Jewelry Manufacturer. |
