"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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 |
| 4904181 | Combustion equipment The present invention relates to a combustion equipment to be employed for heating in domestic use or the like. The combustion equipment is provided with an air control cylinder having a closed bottom surface inwards of an inner flame cylinder, and an out... | 02/27/1990 |
| 4846672 | Combustion cylinder structure for oil burner A combustion cylinder structure for an oil burner capable of decreasing in the number of used parts to simplify its construction and assembling. A flame spreading cylinder arranged in an inner cylindrical member downwardly extends through a partition plat... | 07/11/1989 |
| 4557687 | Fuel element and fireplace constructions using same A fuel element for open burning installations, such as a fireplace, containing a shell-like, elongated housing, in which a supply of fuel may be filled and refilled. In addition, at least one flat burner body, such as a flat wick, is arranged in the housi... | 12/10/1985 |
| 4261695 | Candle lamp A candle lamp comprises a reservoir base in which there is a quantity of combustible fuel. A cover over the base supports a structure on which is mounted coaxially with a passage through the structure two spaced apart concentric tubular members. The outer... | 04/14/1981 |