Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7140831 | Attachment for forming shapes following excavation An attachment for a skid steer loader, back hoe or powered excavator that can be used to quickly smooth out the walls of a swimming pool, ditch, etc. following the excavation and the process of using the attachment. The attachment includes a vertical flat surface pe... | 11/28/2006 |
| 6990758 | Scraper and rake attachment for excavator bucket A heavy-duty scraping and rake attachment for excavator buckets for clearing brush-covered earth. The attachment is easily mountable to the bucket, thus avoiding the work and expense of removing the bucket from the arm. The scraper portion provides for offset toothe... | 01/31/2006 |
| 6718662 | Do-all rake-tooth bucket extension attachment An apparatus for attachment to the bucket of a front end loader, skip loader or any other power-operated bucket. The apparatus comprises a plurality of teeth supported in a frame that attaches to the bucket of a front end loader. The apparatus may be used to sort un... | 04/13/2004 |
| 6360458 | Rake attachment for skid steer loaders and front end loaders and method for converting a loader bucket into a lawn preparation tool A rake attachment and a bucket attachment incorporating the same, the rake attachment generally comprising a plate, a plurality of apertures in the plate and a plurality of teeth. The elongate plate has a plurality of mounting holes extending therethrough... | 03/26/2002 |
| 6068065 | Roller attachment for road grader An attachment assembly is provided for quickly and conveniently mounting a roller onto and immediately ahead of an elongate blade of a road grader or other vehicle which manipulates and moves the blade over a ground surface. The portable roller has an elo... | 05/30/2000 |
| 5251704 | Detachable harrow sprayer There is disclosed a new and improved rearwardly folding combination harrow sprayer drawbar. A plurality of quick detach harrow arms are adapted to be quickly connected and disconnected to a plurality of harrow arm receivers. The implement can be used for... | 10/12/1993 |
| 4304304 | Planter V-wing and attachment therefor Commercially available seed planters have V-wings mounted immediately in front of the seed openers to sweep clods away and skim off the top player of the bed. However, V-wings are not effective in trashy and sticky soils. The attachment of the present inv... | 12/08/1981 |
