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Class Information
Number: 37/403
Name: Excavating > Combined or convertible
Description:


Sub-classes under this class:

Class Number Class Name Patents
37/406 Combined with clamp, grapple, or shear 98
37/405 Combined with fork or rake 54
37/404 Combined with subsoiler 56
37/468 Having quick-connect coupling 237
37/407 With scraper 64


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4162102 Method and device for loosening stony soil Jul. 24, 1979
4150504 Stabilized digging mechanism Apr. 24, 1979
4136792 Quick attachment device for a lifting tractor Jan. 30, 1979
4130952 Plow attachment for roto-tiller Dec. 26, 1978
4113023 Multiple shaft, ground-raking attachment for bucket-equipped tractors Sep. 12, 1978
4100688 Earth working apparatus Jul. 18, 1978
4087010 Apparatus for mounting a hand-held paving breaker on backhoe attachments May. 2, 1978
4085530 Back hoe ripper-trencher converter Apr. 25, 1978
4080746 Loader bucket assembly for earth working equipment Mar. 28, 1978
4077141 Tire protector assembly for a wheel loader Mar. 7, 1978
4070772 Ground excavating apparatus Jan. 31, 1978
4068771 Carrier bucket and apparatus for removably attaching the same to a loader bucket Jan. 17, 1978
4056205 Loader attachment Nov. 1, 1977
4039265 Ditch-shaping roll and attachment for a road vehicle Aug. 2, 1977
4037681 Towable front end loader Jul. 26, 1977
4023288 Backhoe compactor/scraper apparatus and method May. 17, 1977
3989404 Dirt compacting and asphalt compacting roller unit Nov. 2, 1976
3978929 Rotor tiller with attachment therefor Sep. 7, 1976
3963134 Machine having a dual function jib Jun. 15, 1976

1 2 3 4 5 6


 
 
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