Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
Patents for Charles R. Pratt | |||||
Number | Date | Patentee | Title | Type | |
1,446,062 | Feb. 20, 1923 | C.R. Pratt | Chuck | metal lathe chucks | |
1,446,063 | Feb. 20, 1923 | C.R. Pratt | Chuck | metal lathe chucks | |
1,446,065 | Feb. 20, 1923 | C.R. Pratt | Chuck | metal lathe chucks |