DIFF Subgroup
H01K 3/12 Joining of mount or stem to vessel; Joining parts of the vessel, e.g. by butt sealing
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Apparatus or processes adapted to the manufacture, installing, removal or maintenance of incandescent lamps or parts thereof > Joining of mount or stem to vessel; Joining parts of the vessel, e.g. by butt sealing
CPC:
Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof (manufacture of vessels from glass C03B) > Joining of mount or stem to vessel; Joining parts of the vessel, e.g. by butt sealing
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
Navigate with arrow keys, Enter to open