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Spring band clamp
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Patent number 4,910,832
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Issue date Mar 27, 1990
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Parker-Hannifin Corporation
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Erwin L. Schaub
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Roller back wiper
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Patent number 4,722,112
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Issue date Feb 2, 1988
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Parker-Hannifin Corporation
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Erwin L. Schaub
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B60 - VEHICLES IN GENERAL
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Carrier tool
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Patent number 4,678,217
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Issue date Jul 7, 1987
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Parker-Hannifin Corporation
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Frank J. Viola
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Dual stage air compressor
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Patent number 4,558,994
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Issue date Dec 17, 1985
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Parker-Hannifin Corporation
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Frank J. Viola
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Muffler clamp
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Patent number 4,506,418
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Issue date Mar 26, 1985
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Parker-Hannifin Corporation
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Frank J. Viola
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Threaded ferrule hose coupling
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Patent number 4,258,942
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Issue date Mar 31, 1981
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Ideal Corporation
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Frank J. Viola
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...