Title: Apparatus for making extracts
Patent number: 41,974
Date granted: 3/22/1864
View this patent at the USPTO.
Inventor: William Class
Inventor: Ernst Reubenow
Title: Apparatus for making extracts
Patent number: 41,974
Date granted: 3/22/1864
View this patent at the USPTO.
Inventor: William Class
Inventor: Ernst Reubenow