4. E - Fixed Constructions
  5. 04
  6. H

Stanley R. Spain

E - Fixed Constructions – 04 – H

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Boom latch mechanism

B - Operations – Transporting – 66 – C
Patent

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Crane boom top plate lateral support

B - Operations – Transporting – 66 – C
Patent

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Fail-safe stop arrangement for crane boom extension cable

B - Operations – Transporting – 66 – C
Patent

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Spring-loaded wear pads for crane booms

E - Fixed Constructions – 04 – H
Patent

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