CA2311605CCA 2311605CA2311605ACA2311605CCA 2311605 CCA2311605 CCA 2311605CCA 2311605 CA2311605 CA 2311605CA 2311605 ACA2311605 ACA 2311605ACA 2311605 CCA2311605 CCA 2311605C
Authority
CA
Canada
Prior art keywords
arm
arm segment
track
sash
window
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Publication of CA2311605A1publicationCriticalpatent/CA2311605A1/fr
Application grantedgrantedCritical
Publication of CA2311605CpublicationCriticalpatent/CA2311605C/fr