4. Ammunition and explosives
  5. Shells
  6. Grenade

John J. Frost

Inventor

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Hand grenade with wave-forming means between chambers

Ammunition and explosives – Shells – Grenade
Patent

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Mortar training ammunition device having independently rotatable

Education and demonstration – Organized armed or unarmed conflict or shooting – Self-propelled projectile
Patent

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Self-aligning caliber bar

Geometrical instruments – Gauge – Center – point – distance between centers – or centerline location
Patent

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Profile ID: LFUS-PAI-P-964057

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