Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Outside corner or peripherally bordered
Patent
1985-04-30
1986-12-16
Friedman, Carl D.
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Outside corner or peripherally bordered
52105, 72379, E04C 238
Patent
active
046286616
ABSTRACT:
An appliance frame having a score line formed by pressing metal to form a plurality of dimples each having a substantially straight severed edge extending out of the plain of the metal and arranged in a substantially straight line to form the score line, thereby to weaken the metal sufficiently that it may be manually bent to form a substantially right-angle bend at the score line.
REFERENCES:
patent: 2560786 (1951-07-01), Wright et al.
patent: 4410294 (1983-10-01), Gilb et al.
Camco Inc.
Friedman Carl D.
Slack Naoko N.
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