Colour display tube
CA 1270515 C · Owner: Van Rens, Piet C.J. · Inventors: Van Rens, Piet C.J.; Van Der Hoek, Willem
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Colour display tube. The invention relates to a colour display tube having a colour selection electrode which is provided in the corners of the upright edge of the display window by means of suspension means, which comprises two parts. One of the parts 25 has an aperture 26 in which a spherical part 32 of the other of the parts 30 engages. According to the invention, a rigid construction is obtained when the spherical part has points of engagement 41 with the one of the parts 25 which are situated on the side of the one of the parts 25 remote from the other of the parts 30.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted June 19, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 19, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.