"We are probably nearing the limit of all we can know about astronomy."
Simon Newcomb, astronomer ; 1888
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| Number | Title | Issue Date |
| 6607292 | Adjustment mechanism for luminaire The present invention provides an adjustment mechanism by which a luminaire may be adjusted and secured along an arcuate path. The adjustment mechanism includes a mounting bracket, adjustment bolt, adjustment brace, which is attached to the optical housin... | 08/19/2003 |
| 6579038 | Revetment block A revetment block for use as end blocks with an articulating revetment mat. The revetment mat end blocks having a size of about one and a half times larger than the standard blocks of the revetment mat and are formed of precast concrete. The block prefera... | 06/17/2003 |
| 6575594 | High bay compact fluorescent light fixture A high bay compact fluorescent light fixture having a reflector/refractor mounted to a socket mounting plate assembly having a top portion, a bottom portion, and at least one sidewall. Removably mounted to the top portion of the socket mounting plate asse... | 06/10/2003 |
| 6561369 | Neck finish for a container A neck finish of a container which includes a helical thread encircling the neck wherein said thread is provided with a pair of recesses spaced apart 180° and in cooperative engagement with recess forming fingers in a pair of cooperating horizontally mov... | 05/13/2003 |