Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 172/371
Name: Earth working > Guided by walking attendant; supported, propelled, or held in position by attendant > Hand tool
Description: Apparatus comprising an earth working means having a handle for manipulating and supporting it (e.g., hand hoe).


Sub-classes under this class:

Class Number Class Name Patents
172/372 Adjustable 39
172/375 Alternately usable diverse tools or parts 77
172/377 Channel type 18
172/376 Loop type 14
172/381 Non-planar earth working portion 44
172/378 Plural prongs, teeth or serrations 141


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
5735630 Striking tool head system and common elongated handle for multiple tool head assemblies Apr. 7, 1998
5730226 Divot repair device Mar. 24, 1998
5716132 Agricultural agitator Feb. 10, 1998
5709273 Aerator Jan. 20, 1998
5690181 Tool handle mounting structure for garden tools Nov. 25, 1997
5674022 Tool with handle Oct. 7, 1997
5641237 Garden tool sleeve Jun. 24, 1997
5628370 Lawn and garden tool May. 13, 1997
5579848 Garden tool Dec. 3, 1996
5535833 Tool for weeding Jul. 16, 1996
5477929 Garden tool Dec. 26, 1995
5449254 Compost aeration tool Sep. 12, 1995
5390746 Side chop hoe Feb. 21, 1995
5372205 Furrow covering hoe for one handed operation Dec. 13, 1994
5370191 Semi-automatic, adjustable picking and weeding implement Dec. 6, 1994
5360071 Gardening tool having diverging prongs and straight prongs Nov. 1, 1994
5350021 Crevice cleaning implement for pavement and the like Sep. 27, 1994
5322130 Golf ball mark repair tool Jun. 21, 1994
5310231 Shovel depth determiner May. 10, 1994
5109930 Earth splitter May. 5, 1992
5097909 Garden trowel tool kit Mar. 24, 1992
5060997 Weed removing device Oct. 29, 1991
5040614 Self-operated edging tool Aug. 20, 1991
RE33666 Hand operated weeding device with operating depth stabilizer plate and weed displacer strip Aug. 20, 1991
5014792 Garden glove tool May. 14, 1991
4998726 Accessory for golfers Mar. 12, 1991
4930933 Hand tool, especially a gardening, farm, cleaning, or like implement Jun. 5, 1990
4890679 Garden hoes for hoeing, sickleing, chipping, and cutting Jan. 2, 1990
4886125 Accurate lightweight manual lawn and garden weed chipper Dec. 12, 1989
4832132 Hand weeder May. 23, 1989
4819736 Weed removal tool Apr. 11, 1989
D288401 Tineless rake Feb. 24, 1987
4515223 Hand operated weeding device with operating depth stabilizer plate and weed displacer strip May. 7, 1985
4351395 Lawn edger and trimmer Sep. 28, 1982
D264929 Garden tool Jun. 15, 1982
4319642 Weed and grass removing tool Mar. 16, 1982
4286893 Handle attaching means for rakes and the like Sep. 1, 1981
4246970 Tiller with automatically adjusted angle of attack Jan. 27, 1981
D254593 Hoe plow blade Apr. 1, 1980
4191261 Hand operated tool with central opening in upper portion Mar. 4, 1980
4177864 Garden crook Dec. 11, 1979
4173835 Snow removal tool Nov. 13, 1979
4164984 Garden implement Aug. 21, 1979
D251824 Field and garden hoe May. 15, 1979
4090298 Golf tee awl May. 23, 1978
D246498 Blade for a mortar hoe Nov. 29, 1977
D246027 Soil working hand tool Oct. 11, 1977
4037668 Gardening implement with offcenter balancing weight Jul. 26, 1977
4010958 Golf putter Mar. 8, 1977
4002207 Earthworking tool with handle having triangularly arranged sides Jan. 11, 1977

1 2 3


 
 
  Recently Added Patents
Fluid flow controller
Depth and puncture control for system for hemostasis of blood vessel
Electrode for electrochemical machining
Electrical connector having reduced size
Vehicle body
Solar heater for swimming pools
Shutoff system for pool or spa
  Randomly Featured Patents
Lap desk
Combined perfume bottle and cap
Balloon atheroectomy catheter
Heat shrink sleeve with high mu material
Stop key for the valve plunger of a braking assistance servomotor and a servomotor equipped with such a key
Filamentous fungi functional replicating extrachromosomal element
Carrier with deployable center wheels
Limousine side structure and window sealing method
Filter media hold down mechanism
Substituted aromatic compounds for treatment of antibiotic-resistant infections