DIFF Subgroup
A63B 41/04 Closures therefor
Introduced: September 1968
Full Title
Hollow inflatable balls > Bladders > Closures therefor
No child classifications to compare. This is a leaf node in both IPC and CPC.
A63B 41/04 Introduced: September 1968
Hollow inflatable balls > Bladders > Closures therefor
No child classifications to compare. This is a leaf node in both IPC and CPC.