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PCE
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CPC Subgroup
F42B 12/72

characterised by the material (heat treatment for explosive shells C21D9/16)

Full Title

Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material (F42B6/00, F42B10/00, F42B14/00 take precedence; for practice or training F42B8/12, F42B8/28; self-propulsion or guidance aspects F42B15/00) > characterised by the material (heat treatment for explosive shells C21D9/16)

2 direct subcodes

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