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PCE
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DIFF Main Group
G21K 5/00

Irradiation devices (discharge tubes for irradiating H01J37/00)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Irradiation devices

CPC: Irradiation devices (discharge tubes for irradiating H01J37/00)

Full Title

Full titles differ between systems:

IPC:

Irradiation devices

CPC:

Irradiation devices (discharge tubes for irradiating H01J37/00)

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • G21K 5/02 having no beam-forming means since 1974 IPC+CPC Available in IPC and CPC
  • G21K 5/04 with beam-forming means since 1974 IPC+CPC Available in IPC and CPC
  • G21K 5/08 Holders for targets or for other objects to be irradiated since 1974 IPC+CPC Available in IPC and CPC
  • G21K 5/10 with provision for relative movement of beam source and object to be irradiated since 1980 IPC+CPC Available in IPC and CPC