Copies of patents, which contain fuller details and the addresses of
inventors, are available from science reference libraries around Britain.
For 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 Science Reference and Information Service at 25 Southampton
Buildings, London WC2A 1AY (Tel 071-323 7919).
More from Âé¶¹´«Ã½
Explore the latest news, articles and features

Technology
People training new AI models admit they just get chatbots to do it
News

Advertorial
The defence sector can’t adopt a ‘one-size-fits-all’ approach to AI
Advertising

Advertorial
Why the future of defence is drone tech and distributed edge computing
Advertising

Advertorial
The future of defence lies in transatlantic industrial partnerships
Advertising
Popular articles
Trending Âé¶¹´«Ã½ articles
1
We've found a mysterious substance on Titan and Pluto
2
A quantum state that lasts forever may finally be within our grasp
3
Has the answer to life's origins been hiding in our cells all along?
4
Most portable air conditioners suck – but there's an easy fix
5
Technology is changing our perspective on nature – at every scale
6
Can prebiotics, probiotics or postbiotics help your ageing microbiome?
7
Faecal transplant makes the brains of old mice act young again
8
The simple questions cracking the hard problem of consciousness
9
The one film to watch before seeing Steven Spielberg’s Disclosure Day
10
Remarkable fossils rewrite the story of how animals conquered the land