DIFF Main Group
F04F 3/00 Pumps using negative pressure acting directly on the liquid to be pumped (siphons F04F10/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Pumps using negative pressure acting directly on the liquid to be pumped
CPC: Pumps using negative pressure acting directly on the liquid to be pumped (siphons F04F10/00)
Full Title
Full titles differ between systems:
IPC:
Pumps using negative pressure acting directly on the liquid to be pumped
CPC:
Pumps using negative pressure acting directly on the liquid to be pumped (siphons F04F10/00)
No child classifications to compare. This is a leaf node in both IPC and CPC.