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Seawater hydraulic rock drill
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Patent number 5,060,734
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Issue date Oct 29, 1991
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United States of America
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Scot Anderson
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Seawater hydraulic rotary disk tool
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Patent number 5,038,523
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Issue date Aug 13, 1991
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The United States of America as represented by the Secretary of the Navy
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Bruce Farber
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B24 - GRINDING POLISHING
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Seawater power source for seawater powered tools
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Patent number 5,038,563
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Issue date Aug 13, 1991
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The United States of America as represented by the Secretary of the Navy
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Gene McMahan
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Seawater hydraulic rotary impact tool
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Patent number 4,977,966
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Issue date Dec 18, 1990
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The United States of America as represented by the Secretary of the Navy
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Bruce Farber
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Seawater hydraulic band saw
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Patent number 4,953,295
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Issue date Sep 4, 1990
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The United States of America as represented by the Secretary of the Navy
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Scott Barradas
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...