User Tools

Site Tools


X Patents

Fractional X Patents

Reissued X Patents

Early American Patents

Early Canadian Patents


Patent XC-644: 1856-07-15, Self-regulating sawmill

X Number Date Inventor City Title
XC-644 1856-07-15 N. Davis Smithville, ON Canada Self-regulating sawmill


XC patents are Canadian patents issued between 1824 and 1869.

Information Sources

(To be filled in.)

xc-patents/xc-644.txt · Last modified: 2019/05/25 00:16 (external edit)