IPC Definitions - January 01, 2012
B65D 51/00 - Definition
Attention is drawn to the following places, which may be of interest for search:
Closure flaps or lids attached to, or incorporated in, containers, or foldable or erectable containerblanks, made of paper | B65D 3/00, B65D 5/00 |
Closure walls of containers specially constructed to be opened by cutting, piercing, or tearing of wall portions | B65D 17/00 |
Applying closure members to bottles, jars, or similar containers | B67B |
Covers or similar closure members, for pressure vessels in general | F16J 13/00 |