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Expired Canadian patentCanada

Guide clamp

CA 1231732 A · Owner: Griset, Norman · Inventors: Griset, Norman

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A guide clamp is disclosed which includes a clamping jaw at one end of a guide bar. An opposing shifting jaw is slidably carried on the guide bar to permit a workpiece to be embraced by the jaws. The guide bar is a flat, rectangular channel member open at the undersurface which engages the workpiece surface. The jaws extended below this undersurface engage the opposite sides of the workpiece, such as a board with the shifting jaw, being shiftable and lockable in the channel at a jaw-engaging position and with the clamp jaw being shiftable in the channel a short distance by lever action to lock the clamp onto the workpiece. When so mounted and locked upon a workpiece the, guide clamp may be …

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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 January 19, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 19, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 10, 1984
GrantedJanuary 19, 1988
Term endedJanuary 19, 2005
Patent numberCA 1231732 A
Classification (IPC)B23Q1/00

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedDec 10, 1984Patent grantedJan 19, 1988Term endedJan 19, 2005

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.