United States Patent 3143227
Inventors:
Wiemann, Edward R.
Publication Date:
08/04/1964
International Classes:
E02F3/407; E02F3/40
US Patent References:
| 2858035 | Bucket cleaners for end-loading excavators | | | |
| 2864518 | Tractor loaders | | | |
| 2885103 | Power loaders and loading buckets therefor | | | |