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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 7152889 | Cable latching system A latching system includes a rotatable cam formed of substantially symmetric pieces with a cable, connected to oppositely disposed bolts, extending therethrough. The configuration of the cam is such that when rotated, the cable is pulled in both directions with resp... | 12/26/2006 |
| 7152443 | Lockable case A lockable case includes a base casing having two opposite first lateral walls, a top cover openably connected to the base casing, a slide block, and two slide bars disposed respectively on two opposite sides of the slide block. Each slide bar has an inner end, and ... | 12/26/2006 |
| 7029040 | Locking device of a closure with a housing A device for locking a closure (2) with a housing includes at least one swiveling lever (8), a drive (19) for pivoting the at least one swiveling lever 98) about an axis of rotation and having teeth (20) which interact with teeth (... | 04/18/2006 |
| 7017956 | Lock mechanism and opening-closing device A lock mechanism includes a cam provided on one of a base member and a movable member and having a swing groove around a roughly heart-shaped projecting portion; a swing member pivotally provided on the other of the base member and the movable member and having a pi... | 03/28/2006 |
| 7011347 | Latch for section doors and the like, and operating sets including said latch A latch for a section door wherein near the hinges located between the door elements there are provided, at each end of the elements, small rolling wheels which turn on horizontal pivots and slide within side guide bars having a vertical branch, an upper horizontal ... | 03/14/2006 |
| 6601884 | Latching assembly A latching assembly includes a latch mounted to a moveable member, the latch being moveable between a first position where it engages a stop of a base member to releasably secure the moveable member to the base member and a second releasing position. An a... | 08/05/2003 |
| 6581422 | Locking device for portable safe The present invention consists of a molded locking device and opening device together with a cover provided on the top of box, a hook to facilitate locking, and a locking apparatus inside the box opposite to the opening device, and locking device. The pre... | 06/24/2003 |
| 4598939 | Exit device Exit device has auxiliary bolt which when held in by door strike permits a blocking leg to prevent unauthorized forced retraction of main latch bolt. Normal operation of device by panic bar pivots blocking leg out of the way and then retracts main latch b... | 07/08/1986 |
