We know for police officers handcuff works as a tool to arrest offenders. It is surprising to see that such a petty thing has come across many changes, starting from 28th November, 1882 when Edward Davis Bean of Chelsea, came up with certain useful improvements in Police handcuff. For which he got Patent protection with […]
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Hangzhou Hikvision Digital Technology Co., Ltd. the foremost supplier of video surveillance products and solutions around 150 countries. They have advanced the core technologies of audio and video encoding, and related data storage, as well as forward-looking technologies such as cloud computing, big data. Founded in 2001 and Headquartered at Hangzhou, China, as of now […]
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Gas engines are another alternative to diesel or petrol engine which can be operated with various types of gas such as natural gas, mine gas, bio gas, syngas etc. If we compare it with diesel engines, gas engines offer lower consumption with high power at an affordable price which can be used in all the […]
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Transparent photographic film are those which first record a fixed image, when the film is exposed to light. It stores the image until the camera lens is used to produce the image with the required changes to make the image transparent and visible. In the initial phase, the strip or sheet of this film were […]
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Wire fences work as a protecting layer for any kind of Industry or agricultural field or for any private property. It protects the property against trespassing of animals or persons. Around 9 patents were granted to American Inventors for the improvement to wire fencing. Joseph Glidden is one of them. He got patent over his […]
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Born in 1849 as a slave Andrew-Jackson Beard become a great inventor for Car-co uplhmg. His invention which is also famous as ‘Jenny Coupler’ is mainly related to railway car coupling that has got patent protection on 23rd November 1897 with the Patent No. US594059A by USPTO. Previously coupling of car is done with the […]
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