| Number | Date | Country | Kind |
|---|---|---|---|
| 2082367 | Mar 1999 | GBX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D198860 | Fedorka | Aug 1964 | |
| D248612 | Oas | Jul 1978 | |
| D361245 | Altergott | Aug 1995 | |
| D402173 | Woodley | Dec 1998 | |
| 1909754 | Carlson | May 1933 | |
| 2497192 | Thayer | Feb 1950 | |
| 5241812 | Crippen | Sep 1993 |
| Entry |
|---|
| Green River Tools catalog; Item #C Leaf Rake; p. 25, design digest, Oct. 1985. |
| Keller brochure; rakes; p. 18; design digest, Sep. 1986. |