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| Number | Title | Issue Date |
| 6855063 | Arbor guide shoe assembly for counterweight system An arbor guide shoe assembly for slidably interconnecting an arbor top plate or bottom plate with a pair of spaced rails. The guide shoe assembly has a rail contacting channel which defines a plurality of operable rail capturing distances, and an elongate slot for o... | 02/15/2005 |
| 6537155 | Counterweight arbor guide system A method for securing a counterweight guiding system in performance rigging in places of entertainment. An elongate guide rail has a cross-section which interlocks with a clip, the clip extending transversely beyond the guide. The guide rail is secured to... | 03/25/2003 |
| 6068556 | Mobile scenery arrangement A mobile scenery arrangement is provided which is easy to assemble and dismantle, and which can easily be transported, stored and used with uniform curtains and a uniform set of back-drops for the same performance. The mobile scenery arrangement includes ... | 05/30/2000 |
| 6004216 | Mobile stage construction A mobile scenery arrangement is provided which is easy to assemble and dismantle, and which can easily be transported, stored and used with uniform curtains and a uniform set of back-drops for the same performance. The mobile scenery arrangement includes ... | 12/21/1999 |
| 5833544 | Film and live action theater A film to live-action theater includes a screen facing an audience seating area. The screen has exit and entrance openings and movable panels to open and close off the openings. A screen elevator lifts the screen from a lowered position, wherein the entra... | 11/10/1998 |
