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US3353292A
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Ballast and buoyancy attachments for trawl doors
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US3353293A
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Try net trawl doors
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US3332664A
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Winch for hauling trawls
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US3308568A
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Polyhedral trawl door
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US3315398A
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Trawl doors
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US3299560A
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Sectional trawl doors
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US3299559A
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Trawl net load responsive apparatus
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US3307284A
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Method and apparatus for drum trawling
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US3268996A
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Trawl winch mounting adjusting method
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US3280438A
|
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"g" hook couplers
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US3269048A
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Trawl door and bridle apparatus for same
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US3281980A
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Progressively flooding trawl doors
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US3247612A
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Trawl door with longitudinal anterior vanes
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US3257008A
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Fish sorting trough for trawlers
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US3308567A
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Casings for trawl lines
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US3250035A
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Trawl bobbin and chafing apron assembly
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US3156996A
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Large capacity midwater trawl net
|
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US3256578A
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Composite link couplers for trawl nets
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US3205652A
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Non-snagging link couplers for trawl nets
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US3225483A
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Trawl door construction involving universal and interchangeable components
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