Search results
- '''CPC Classification''': [[:Category:CPC_H01J37/32935|H01J37/32935]] (Gas-filled discharge tubes (heating by discharge )) [[Category:CPC_H01J37/32935]] ...2 KB (264 words) - 19:47, 3 July 2025
- === Top CPC Codes === * Top CPC codes: ...36 KB (4,232 words) - 05:41, 4 June 2025
