Title: Steam engine crank connection
Patent number: 143,292
Date granted: 9/30/1873
View this patent at the USPTO.
Inventor: John McGowan
Inventor: David Caldwell
Title: Steam engine crank connection
Patent number: 143,292
Date granted: 9/30/1873
View this patent at the USPTO.
Inventor: John McGowan
Inventor: David Caldwell