Patents
Patents for B63H 9 - Propulsive devices directly acted on by wind; Arrangements thereof (3,312)
09/1976
09/07/1976US3978809 Roller traveller device
08/1976
08/17/1976US3974791 Sails and method of manufacture
07/1976
07/13/1976US3968765 Rotatable-mounting apparatus for sails
06/1976
06/22/1976US3964419 Anti-fouling roller furling gear upper assembly
05/1976
05/25/1976US3958523 Sail hoisting, supporting and furling apparatus
05/04/1976US3954076 Reinforcing patch for sails and method of making same
04/1976
04/06/1976US3948200 Jib sail system
02/1976
02/17/1976US3938460 Sail-raising system
02/17/1976US3938458 Adjustable boat hull
02/03/1976US3935619 Grumment for sail cloth
01/1976
01/27/1976US3934533 Aerofoil or hydrofoil
01/13/1976US3931779 Sailing boat
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