DIFF Subgroup
H01H 1/64 Protective enclosures, baffle plates, or screens for contacts
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Contacts > Protective enclosures, baffle plates, or screens for contacts
CPC:
Contacts (liquid contacts H01H29/04) > Protective enclosures, baffle plates, or screens for contacts
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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- H01H 1/66 Contacts sealed in an evacuated or gas-filled envelope, e.g. magnetic dry-reed contacts IPC+CPC Available in IPC and CPC