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James R. Pfaltzgraff
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Portland, OR, US
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Patents Grants
last 30 patents
Information
Patent Grant
Aerodynamic trimmer head for use in flexible line rotary trimmers
Patent number
9,295,195
Issue date
Mar 29, 2016
Proulx Manufacturing, Inc.
Richard A. Proulx
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Aerodynamic trimmer head for use in flexible line rotary trimmers
Patent number
8,918,999
Issue date
Dec 30, 2014
Proulx Manufacturing, Inc.
Richard A. Proulx
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Trimmer head spool for use in flexible line rotary trimmer heads ha...
Patent number
8,510,960
Issue date
Aug 20, 2013
Proulx Manufacturing, Inc.
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Vegetation cutting device
Patent number
7,979,991
Issue date
Jul 19, 2011
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Vegetation cutting device
Patent number
7,607,232
Issue date
Oct 27, 2009
Shindaiwa, Inc.
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Vegetation cutting device
Patent number
6,952,877
Issue date
Oct 11, 2005
Shindaiwa, Inc.
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Patents Applications
last 30 patents
Information
Patent Application
Aerodynamic Trimmer Head For Use In Flexible Line Rotary Trimmers
Publication number
20150107120
Publication date
Apr 23, 2015
Proulx Manufacturing, Inc.
Richard A. Proulx
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Aerodynamic Trimmer Head For Use In Flexible Line Rotary Trimmers
Publication number
20150096178
Publication date
Apr 9, 2015
Proulx Manufacturing, Inc.
Richard A. Proulx
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Aerodynamic Trimmer Head For Use In Flexible Line Rotary Trimmers
Publication number
20110302791
Publication date
Dec 15, 2011
Proulx Manufacturing, Inc.
Richard A. Proulx
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Trimmer Head Spool For Use In Flexible Line Rotary Trimmer Heads Ha...
Publication number
20110119932
Publication date
May 26, 2011
Proulx Manufacturing, Inc.
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
VEGETATION CUTTING DEVICE
Publication number
20100064530
Publication date
Mar 18, 2010
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Vegetation cutting device
Publication number
20050262705
Publication date
Dec 1, 2005
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Vegetation cutting device
Publication number
20040134078
Publication date
Jul 15, 2004
James R. Pfaltzgraff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING