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Self Containing Enclosure for Protection from Killer Bees
A self contained protective enclosure with an opening for entry and egress and a screen for ventilation and viewing.
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| Number | Title | Issue Date |
| 5065940 | Tie plate rail fastening system A rail fastener includes a rail plate and a rigid stop for rail. The rail plate consists of two parts having a plane surfaces for supporting the rail and extended upward appendages bearing preferably inclined surfaces which cooperate with inclined surface... | 11/19/1991 |
