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A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
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| Number | Title | Issue Date |
| 4879788 | Drawing machine This invention provides a drawing machine for pinching and stretching a film-like material of the type having rails installed extending from an inlet section to the outlet section and returning in the opposite direction from the outlet section back to the... | 11/14/1989 |
| 4627804 | Sheet forming apparatus An apparatus for forming double-side polished sheet of thermoplastic resin has a first cooling roll for forming a sheet of thermoplastic synthetic resin thereon along a contact angle .THETA.1, a second cooling roll having a smaller diameter tha... | 12/09/1986 |
