Quotables
"What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches?"
The Quarterly Review ; March edition, 1825
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 |
| 6646366 | Directly heated thermionic flat emitter A directly heated thermionic flat emitter has an emission surface divided by slots into interconnects that have respective terminal lugs forming power leads arranged at a peripheral edge. A number of segments are connected by respective narrow webs to the... | 11/11/2003 |
| 6624555 | Directly heated thermionic flat emitter A directly thermionic flat emitter is presented whose emitting surface contains meandering conductor tracks. The conductor tracks are formed by slots in the emitting surface. The slots are arranged as claimed in a pattern of cuts which comprises a multipl... | 09/23/2003 |
| 5180951 | Electron device electron source including a polycrystalline diamond An electron device employing an electron source including a polycrystalline diamond film having a surface with a plurality of crystallographic planes some of which exhibit a very low/negative electron affinity such as, for example, the 111 crystallographi... | 01/19/1993 |
| 4553063 | Electrical discharge electrode and method of production thereof An electrode is made of a metallic composite material including a matrix with embedded tubes having high burn-off resistance. A filler material, which differs from the material of the matrix and tubes, is used as a core material for the tubes. Such filler... | 11/12/1985 |
| 3937997 | Cathode-ray tube signal generator having resistance configurated electron receptor The present invention relates to apparatus for generating electric signals. Basically, the disclosed apparatus comprises a cathode-ray-type tube wherein the electron-beam sweeps across an especially designed electron-receptor. By suitable design of the re... | 02/10/1976 |
