![]() | |||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Herman C. Frentzel | |||||
| Picture | Number | Date | Patentee | Title | |
| 2,546,196 | Mar. 27, 1951 | H.C. Frentzel, G.F. Morrison | Vise for sawing machines | ||
![]() | 2,546,197 | Mar. 27, 1951 | H.C. Frentzel, G.F. Morrison | Lock device for printers' chases | |