Quotables
"It is my heart-warmed and world-embracing Christmas hope and aspiration that all of us, the high, the low, the rich, the poor, the admired, the despised, the loved, the hated, the civilized, the savage (every man and brother of us all throughout the whole earth), may eventually be gathered together in a heaven of everlasting rest and peace and bliss, except the inventor of the telephone. "
Mark Twain ; Christmas greetings, 1890
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| Number | Title | Issue Date |
| 8082672 | Mechanical patterning of thin film photovoltaic materials and structure A method for forming one or more patterns for a thin film photovoltaic material. The method includes providing a substrate including a molybdenum layer and an overlying absorber comprising a copper bearing species and a window layer comprising a cadmium bearing spec... | 12/27/2011 |
| 7354222 | Belted asphalt compactor A belted asphalt compactor and method are provided. The compactor includes a first unit with a roller frame. A second unit is coupled to the first unit, and is generally identical thereto. At least one mid roller and two end rollers are mounted in the roller frames,... | 04/08/2008 |
| 7287339 | Template for ruling index cards The template for ruling index cards is a guide for marking a number of parallel lines on an unruled writing surface, such as a 3″×5″ index card. The template has a number of parallel slits spaced at predesignated distances from each other. Preferably, a templat... | 10/30/2007 |
| 5698297 | Method of applying guide markings to writing surfaces Improved method of applying guide markings to a writing surface such as posterboard. The guide markings are visually perceptible at a writing distance away from the posterboard, and substantially imperceptible at a viewing distance away from the--writing ... | 12/16/1997 |
| 5058281 | Control system for ruling blazed, aberration corrected diffraction gratings The grooved surface of an aberration-corrected holographic model grating is sensed by utilizing the sensing head of a scanning tunneling microscope. The sensing head is mechanically connected to a blazing type stylus for replicating the groove pattern of ... | 10/22/1991 |
| 4690506 | Method of producing varied line-space diffraction gratings In a method of producing diffraction gratings by feeding either one of a blank or a groove-ruling tool by an amount consisting of the amount of constant transference and the amount of variable transference that is added thereto, or subtracted therefrom, w... | 09/01/1987 |
| 4219933 | Diffraction grating ruling engine A device for the fabrication of a concave diffraction grating wherein grating grooves are mechanically ruled on a spherical surface of a diffraction grating blank and wherein a tool for ruling the grating grooves is reciprocated along the spherical surfac... | 09/02/1980 |
| 4012843 | Concave diffraction grating and a manufacturing method thereof A tool for ruling grating grooves is reciprocated on a diffraction grating blank with the tool being restrained within a plane inclined at an arbitrary angle relative to a plane lying in contact with one point on a spherical concave of the diffraction gra... | 03/22/1977 |
| 3964168 | Scanning mechanism for a laser scriber A locking device for the scanning mechanism of a laser scriber of the type having a stationary laser head comprises an actuator operable in association with the table drive mechanism and a presser element operable under the action of the actuator to move ... | 06/22/1976 |
