4. Undertaking

John Christianson

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Boom vang for sailing vessel

Ships – Spars – Gaffs – booms – etc.
Reexamination Certificate

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Fairlead and cam assembly

Ships – Bitts – cleats – and pin rails
Reexamination Certificate

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Unassisted lower torso strengthening and stretching device

Undertaking
Patent

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Vial-mounting structure

Geometrical instruments – Indicator of direction of force traversing natural media – Level or plumb – terrestrial gravitation responsive
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1984949

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