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US3410285A
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Tiltable umbrella with clutch lock control for dual drives
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US3436972A
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Drive device incorporating a toothless rack
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US3419295A
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Hinge coupling unit for tiltable umbrella
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US3354516A
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Umbrella rib clip
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US3182673A
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Tiltable umbrella having gear rack operating means
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US3155353A
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Adjustable support for umbrellas
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US3097886A
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Combination adjustable leg rest and container
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US3120978A
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Collapsible knockdown cabana
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US3149638A
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Tiltable support for umbrellas
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US3046701A
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Hinged section for umbrella tops
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US2979065A
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Mechanism for tilting and supporting umbrella tops
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US2967379A
|
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Folding multiple rigid section umbrellas
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US2960094A
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Solar actuated umbrella raising mechanism
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US2863468A
|
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Mechanism for tilting and supporting umbrella tops
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US2951492A
|
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Crank device for raising and lowering garden umbrella canopies
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US2863466A
|
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Tiltable garden umbrella
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US2906278A
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Tiltable umbrellas
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US2724396A
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Tilting pole umbrella
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CA606647A
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Tiltable umbrellas
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CA631398A
|
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Mechanism for tilting and supporting umbrella tops
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