Quotables
"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| RE39490 | Security device having multiple security features and method of making same A security device having multiple security features is used with an item, such as a secure document, ticket, label or tag, to authenticate the item and/or encode data pertaining to the item. One example of the security device includes a carrier substrate, a metallic... | 02/20/2007 |
| 6930606 | Security device having multiple security detection features A security device, such as a security thread, uses multiple security detection features provided by combining metal and metal/magnetic security features on a carrier substrate. The security detection features basically comprise an optionally repeating pattern of dis... | 08/16/2005 |
| 6255948 | Security device having multiple security features and method of making same A security device having multiple security features is used with an item, such as a secure document, ticket, label or tag, to authenticate the item and/or encode data pertaining to the item. One example of the security device includes a carrier substrate,... | 07/03/2001 |
| 4221329 | Self-cleaning perforation detector and method A perforation detector including a housing having a first portion and an oppositely disposed second portion for receiving the perforated area of a traveling web therebetween. One portion supports an optical signal emitter and the other portion supports a ... | 09/09/1980 |
| 4208576 | Automatic reader of processing condition data for articles to be processed in an automatic processing system A pneumatic apparatus used for reading punch cards containing processing condition data for articles being processed in an automatic system. The apparatus has a pneumatic reading head for reading the punch cards, and the head has a plurality of air condui... | 06/17/1980 |
| 4027762 | Dot printer Each wire of a wire printer is driven by a separate pneumatic motor. Each motor is actuated by compressed air which is selectively passed through an electrically operated valve for each motor. Each valve is actuated by an electric signal indicating whethe... | 06/07/1977 |
