4. Locks
  5. Operating mechanism
  6. Key

Alfred B. Castle

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Auxiliary locking mechanism

Locks – Operating mechanism – Key
Patent

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Lifting tool

Material or article handling – Motion or draft responsive load handler and transporter – Ground engageable means
Patent

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Lifting tool

Material or article handling – Tilting vehicle-type handler – Rigid-type grapple engaging means
Patent

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Tool for lifting and maneuvering utility access covers

Handling: hand and hoist-line implements – Hand bars and hand barrows – Cant hook type
Patent

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Profile ID: LFUS-PAI-P-1229622

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