Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 6413370 | Roll printing paper suitable for cold set printing and process for its production A coated roll printing paper for printing with the cold-set offset-printing process is described, which gives a printing result comparable with that of low-weight coated matte grades. The paper is characterized by a high proportion of a fine calcium carbo... | 07/02/2002 |
| 6391155 | Coated web printing paper suitable for cold-set offset printing A lightweight, coated web printing paper is described which is suitable for use in the cold-set printing process, which has specific values for water penetration and ink absorption and has gloss values of at least 20% for a smoothness in the range of 200 ... | 05/21/2002 |
| 6197155 | Coated web printing paper with cold-set suitability A lightweight, coated web printing paper is described for suitability in the cold-set printing process, which has specific values for water penetration and ink absorption and has gloss values in the 40-50% range for a smoothness in the range of 500 sec. B... | 03/06/2001 |
| 5916420 | Thin printing paper and a process for manufacturing said paper The present invention relates to a thin printing paper with a weight per unit area in the range below 49 g/m2 and which contains wood and which is provided with surface pigmentation and which incorporates a mixture of a swellable coating silica... | 06/29/1999 |
| 4337150 | Fiber fractionating device A device for fiber fractionation to analyze for coarse particles or chips in which fractionation takes place by washing a sample of the fiber material on a horizontally disposed slotted plate submerged in water, a central bundle-type nozzle which extends ... | 06/29/1982 |
