The first commercial microwave oven was nearly 6 feet tall and weighed in at 750 pounds.
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| Number | Title | Issue Date |
| 4084815 | Continuous tension exerciser A horizontal first structure and a second structure elevated above the first structure are provided and the elevated second structure supports a pulley assembly therefrom including a journaled pulley. Abutment structure is provided on the first horizontal... | 04/18/1978 |
| 4071241 | Large foot balls or soccer balls A soccer training device comprises a soccer ball having a harpoon fitting piercing the ball and thus securing a swivel to the outside of the ball, a cord attached at one end to the swivel with the free end passing through a tube carried by a waist belt, w... | 01/31/1978 |
| 4039183 | Wrist exercise and strengthening device A device is provided for exercising and strengthening the human wrist, which comprises a concave trough with two parallel spaced members projecting from one end thereof and a grip rotatably mounted on the elongated member. Springs provide a force which ro... | 08/02/1977 |
| 4026548 | Spring type exercise device An exercise device including a pair of longitudinally extensible and retractable members, one adapted for attachment to a fixed object or structure, and the other adapted for coupling to an individual by a harness or belt. It is especially useful for in-p... | 05/31/1977 |
| 4026549 | Adjustable elastic type exercising device A portable elastic type exercising device which may be carried on the person for strengthening and developing the muscles of the arms and limbs, and more especially the muscles of the shoulder, forearm, and wrist customarily used in playing tennis, compri... | 05/31/1977 |
| 4013287 | Leg exercise and foot rest for automotive vehicles A leg exerciser and foot rest attached to an automotive vehicle and having an attaching member secured to the lower part of an automobile dash panel to support the upper end of freely depending, extensible elastic means which has foot-engageable means on ... | 03/22/1977 |
| 4003575 | Amusement and exercise device An amusement and exercise device for use by one or two participants comprises a thin disc and a looped cord which passes through apertures in the disc. A pair of waistbands are secured to the opposed ends of the cord and are adapted to fit around the mids... | 01/18/1977 |
| 3999752 | Push-pull type of exercising device supported entirely by the body A push-pull type of exercising device comprising a belt securable to the waist or midsection of a person. The belt supports a pair of pulleys, with each pulley supporting a flexible cord. One of the cords has its opposite ends looped and attached to a mem... | 12/28/1976 |
| 3998454 | Force receiving exercising member A force applying member for use in an exercising machine wherein the member includes a pair of generally L-shaped levers. A first leg of one L-shaped lever is parallel to a first leg of the other L-shaped lever and a second leg of one L-shaped lever exten... | 12/21/1976 |
| 3988020 | Swimming exercise and training apparatus A swimming exercise and training apparatus capable of use by the swimmer in water at the side of a pool and allowing the swimmer to remain at a fixed distance from the side of the pool. The device preferably includes at least two flexible lines, the secon... | 10/26/1976 |