Quotables
"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7392624 | Modular load-bearing structural column A practical method of manufacturing, assembling, and constructing a single silo or building or a cluster of polygonal storage silos using a column comprising horizontally-arrayed structural column panels. Column panels within a top horizontal array vertically aligni... | 07/01/2008 |
| 6955015 | System for interconnecting wall blocks A wall is constructed from precast concrete blocks stacked in tiers in which adjacent blocks are secured together to increase the strength of the wall. Anchors are embedded in the tops of at least some of the blocks. The ends of the blocks have vertical grooves whic... | 10/18/2005 |
| 4645055 | Replaceable liner for a grain elevator discharge spout The discharge spout of a grain elevator is provided with an abrasion resistant liner formed of polyurethane. The liner is formed into cylindrical configuration from a rectangular blade of material and may be readily inserted into the discharge spout and r... | 02/24/1987 |
| 4376360 | Access door assembly for a silo The present invention is directed to an access door assembly (10) comprised of a frame assembly (12) held in place by a plurality of hoop-shaped rods (14). A door (16) is hinged to frame assembly (12) using a pair of first hinge brackets (18) secured to f... | 03/15/1983 |
