Add to ORKGPatent for boat with improvements towards easy movements by using a propeller and rudder. The boat is designed with the user to use their feet to manually move the boat. The boat is designed for hunting or fishing while keeping the hands free
Patent for improvements in steering vessels: "by means of rotary paddle wheels the blades of which a...
Patent for a self-propelled, navigable air ship. Includes instructions and illustrations
The intent of this project is to create a rowing mechanism on a boat by using the concept of the Hum...
Patent for a means for propelling boats that uses pneumatic pressure and does not use propellers and...
Patent for a specific arrangement of a single-cylinder engine and two shafts with connecting rods th...
Patent for improvements in propellers for boats by “having a pair of hinged propeller-blades adapted...
Patent for a "new and improved propeller for boats which is simple in construction, prevents a loss ...
Patent for a life-boat that improves on a previous patent (No. 512,591) for a hydraulic propelling d...
Patent for a device that protects boats and consists of supporting plates, two of which are firmly s...
Patent for improvement in vibrating propellers with continued paddle action that can be attached to ...
Patent for "a ship for navigating the air, which shall be almost or quite as easily governed and con...
Patent for a propelled water wheel that is attached to the back of a vessel that uses a current of w...
Patent for "a new and useful construction of barge having simple and powerful means for raising ship...
Patent for "lowering and detaching life and other small boats from large ships" (lines 5-7), includi...
Fundamentals of ergonomics applied to helm stations of boats. From the tiller hinged on the stern, u...
Patent for improvements in steering vessels: "by means of rotary paddle wheels the blades of which a...
Patent for a self-propelled, navigable air ship. Includes instructions and illustrations
The intent of this project is to create a rowing mechanism on a boat by using the concept of the Hum...
Patent for a means for propelling boats that uses pneumatic pressure and does not use propellers and...
Patent for a specific arrangement of a single-cylinder engine and two shafts with connecting rods th...
Patent for improvements in propellers for boats by “having a pair of hinged propeller-blades adapted...
Patent for a "new and improved propeller for boats which is simple in construction, prevents a loss ...
Patent for a life-boat that improves on a previous patent (No. 512,591) for a hydraulic propelling d...
Patent for a device that protects boats and consists of supporting plates, two of which are firmly s...
Patent for improvement in vibrating propellers with continued paddle action that can be attached to ...
Patent for "a ship for navigating the air, which shall be almost or quite as easily governed and con...
Patent for a propelled water wheel that is attached to the back of a vessel that uses a current of w...
Patent for "a new and useful construction of barge having simple and powerful means for raising ship...
Patent for "lowering and detaching life and other small boats from large ships" (lines 5-7), includi...
Fundamentals of ergonomics applied to helm stations of boats. From the tiller hinged on the stern, u...
Patent for improvements in steering vessels: "by means of rotary paddle wheels the blades of which a...
Patent for a self-propelled, navigable air ship. Includes instructions and illustrations
The intent of this project is to create a rowing mechanism on a boat by using the concept of the Hum...