IPC Subgroup
A47J 41/02 Vacuum-jacket vessels, e.g. vacuum bottles
Introduced: September 1968
Last revised: January 2006
Full Title
Thermally-insulated vessels, e.g. flasks, jugs, jars > Vacuum-jacket vessels, e.g. vacuum bottles
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- Subclass:
- KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
Related Keywords
vacuum-jacket vessels for keeping substances coldDEWAR FLASKSvacuum FLASKS