1898US601515A
Industrial / Mechanical
Inventor file
Francis H. Kohlbraker
This profile groups 1 patent entry associated with Francis H. Kohlbraker. It does not add biographical claims beyond the cataloged patent facts.
Inventor file
This profile groups 1 patent entry associated with Francis H. Kohlbraker. It does not add biographical claims beyond the cataloged patent facts.
Industrial / Mechanical