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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 4006558 | Seedling plant propagation container A two-piece tubular apparatus which when the two pieces are frictionally engaged forms a multiple cavity device for the planting and propagation of seedlings such as shrubs, trees, and the like. Each cavity is corrugated around the entire outer perimeter ... | 02/08/1977 |
| 3992810 | Seedling tray A multi-compartmented container formed from a single sheet of material having its various portions folded upon one another in predetermined arrangement along flexible hinge-type connections. One or more channels are defined within the container wherein ea... | 11/23/1976 |
| 3973355 | Self-contained hydrophilic plant growth matrix and method Methods of making and a self-contained hydrophilic plant growth matrix having excellent water holding properties for germination of seeds, propagation of cuttings and growth of plants are disclosed. The hydrophilic plant growth matrix is a dried, gelled p... | 08/10/1976 |
| 3965617 | Method of potting trees and shrubs A method to pot field-grown evergreen or hard-to-transplant trees and shrubs involving container growing, digging, and potting procedures. After a tree or shrub reaches nearly salable size in the field, hollow cylinder is pushed in the ground so that the ... | 06/29/1976 |
| 3949523 | Cell structure for the raising of seedlings A structure for use in the raising of seedlings and which consists of a plurality of cells lack having an open mouth and extending downwardly from a planar or horizontal plate, preferably formed from a sheet of plastic. The side walls of cell together def... | 04/13/1976 |
| 3947995 | Sod seedling growing apparatus A first frame capable of holding humus in which seeds of a plant are embedded to obtain the rapid germination of the seeds, with the first frame being supported on a second frame in which fertile soil is contained. The seedlings resulting from the germina... | 04/06/1976 |
