Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 6935136 | Method for fabrication of optical element having metal ring A metal ring for an optical element that is served to cover a peripheral side surface of a lens and served to fix the lens to a mounting member by means of soldering is provided with a thin-wall sleeve a diameter of which is expanded toward a peripheral direction by... | 08/30/2005 |
| 6112553 | Method of making a device for temperature stabilizing a Bragg grating The invention relates to a method of making a device for stabilizing a Bragg grating relative to temperature, the device being of the type comprising two materials having coefficients of thermal expansion that are far apart, the method comprising the step... | 09/05/2000 |
| 6060011 | Method for enclosing an object with a transparent encapsulation A method for enclosing an object with a spherical, transparent encapsulation of glass or like hard and scratch-resistant material includes the following steps, to be performed in suitable sequence, of: providing the object having a degradation temperature... | 05/09/2000 |
| 4617044 | Method for forming glass-to-metal seals A method for forming a glass-to-metal seal in which the glass has a higher melting point than the metal. The molten glass is vacuum injection molded onto the metal, thus melting a very thin layer of the surface of the metal long enough to form a seal, but... | 10/14/1986 |
| 4000999 | Centrifugally casting hollow glass body around vapor shield A vapor shield supporting ring is attached to the envelope of a vacuum device. The supporting ring is embedded in the inner wall of the envelope and extends into the interior of such envelope. A welding flange is mounted on the interior portion of the rin... | 01/04/1977 |
| 3977857 | Metal bonding glass-ceramic compositions having improved hardness A metal member is coated with or embedded in a high-magnesia glass-ceramic material having the approximate composition of about 60 to 80 weight percent SiO2, 12 to 20 weight percent Li2 O, 2 to 14 weight percent MgO, 1.5 to 6 weight ... | 08/31/1976 |
| 3930824 | Method of forming laser components Glass compatible metal matrices are mounted in a glass forming boat and slugs of glass are applied to each. Heat is provided such that openings in the matrix are glassed, whereupon the entire sheet may be ground, polished, or otherwise processed as desire... | 01/06/1976 |
