Title: Diaphragm pump
Patent number: 14,247
Date granted: 2/12/1856
View this patent at the USPTO.
Inventor: Jacob Joyce
Inventor: John McPherson
Title: Diaphragm pump
Patent number: 14,247
Date granted: 2/12/1856
View this patent at the USPTO.
Inventor: Jacob Joyce
Inventor: John McPherson