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| Number | Title | Issue Date |
| 6814021 | Bird repeller and assembly method A method of making an assembly for repelling birds from a selected area, including forming fins and vents on a rotor and rotatably mounting the rotor on the distal end of a support member, the proximate end of which is adjusted to be fixed within the selected area. ... | 11/09/2004 |
| 6557482 | Bird repelling assembly An assembly for repelling birds from a selected area and having a rotor rotatably mounted on the distal end of a support member, the proximate end of which is fixed within the selected area. Fins and vents on the rotor are responsive to wind currents to r... | 05/06/2003 |
| 5450811 | Sign assembly having a pivoting flag A signalling device for warning motorists of danger including, in combination: a planar sign having a first surface with indica thereon; a housing having a top wall with a slot formed therein and a flange secured to the sign; a motor positioned within the... | 09/19/1995 |
| 4556010 | Method of controlling noxious insects A method of controlling noxious insects which lay their eggs on standing crops by providing in the area of the crops a light flow the light intensity of which is varied, with cyclic repetition, gradually between a minimum and a maximum, the light intensit... | 12/03/1985 |
| 4466698 | Emergency signalling device An emergency signalling device which will transmit a code signal by means of spaced reflective members rotatably mounted upon a member which may be driven by air currents. The device more particularly comprises a rotatably mounted surface such as a hemisp... | 08/21/1984 |
| 3960105 | Sound making system Energy is slowly stored in at least two spring members mounted juxtaposition one another, the stored energy being released substantially instantaneously and individually, a single member engaging a striker first, the striker then engaging an alarm device ... | 06/01/1976 |
