Title: Hoisting machine
Patent number: 78,829
Date granted: 6/9/1868
Notes: Reissue 4,273 on Feb. 21, 1871.
View this patent at the USPTO.
Title: Hoisting machine
Patent number: 78,829
Date granted: 6/9/1868
Notes: Reissue 4,273 on Feb. 21, 1871.
View this patent at the USPTO.