Copies of patents, which contain fuller details and addresses of inventors,
can be obtained from science reference libraries around Britain. For the
details of free public access and purchase price, contact the British Patent
Office at Concept House, Cardiff Road, Newport, Gwent NP9 1RH (Tel: 0633
813535) or the Science Reference and Information Service, 25 Southampton
Buildings, London WC2A 1AY (Tel: 071 323 7919).
More from 51¶¯Âþ
Explore the latest news, articles and features
Popular articles
Trending 51¶¯Âþ articles
1
The Selfish Gene at 50: Why Dawkins’s evolution classic still holds up
2
Photos reveal unexpected details from the world's first atomic test
3
Mathematicians stunned by AI's biggest breakthrough in mathematics yet
4
The ‘doomsday’ glacier’s giant ice shelf is about to break away
5
How I used psychology to come back from the worst year of my life
6
The distant world that is our best hope of finding alien life
7
Putting CO2 into rocks and getting hydrogen out is climate double win
8
CAR T-cell therapy bolstered by stiffening up cancer cells first
9
What is love? Even a meeting on the subject can't find the answer
10
Earth is now heating up twice as fast as in previous decades
