Bizarre Patents
A sealed crustless sandwich for providing a convenient sandwich without an outer crust which can be stored for long periods of time without a central filling from leaking outwardly.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4628814 | Flat screen printing machine A printing machine for webs of paper or the like has a flat horizontal screen which is stationarily but removably mounted in the machine frame above the path of intermittent longitudinal movement of the web. A hollow air-permeable counterpressure cylinder... | 12/16/1986 |
