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 |
| 4602563 | Off-set printing apparatus In an off-set printing device suited to multi-colored printing the printing plate support and the printing carrier support are arranged on a common carrier plate between two parallel racks connected with the carrier plate and extending in the printing dir... | 07/29/1986 |
| 4025182 | Transfer apparatus for a color electrophotographic printing machine An apparatus in which successive layers of charged particles are transferred, in superimposed registration with one another, to a sheet of support material. The sheet of support material is reciprocated so that successive forward movements thereof are in ... | 05/24/1977 |