Building units and construction elements – Stair – ladder – scaffold – or similar support
Patent
1999-07-19
2000-10-24
Clark, Doris
Building units and construction elements
Stair, ladder, scaffold, or similar support
2504
Patent
active
D04326695
REFERENCES:
patent: Re34468 (1993-12-01), Rau et al.
patent: 890705 (1908-06-01), Pilia et al.
patent: 1044160 (1912-11-01), Freedman
patent: 1046055 (1912-12-01), Di Orio
patent: 1248702 (1917-12-01), Percival
patent: 1282220 (1918-10-01), Grundal
patent: 1583264 (1926-05-01), Turner, Jr.
patent: 1856449 (1932-05-01), Young
patent: 2007988 (1935-07-01), Thomas
patent: 2061235 (1936-11-01), Horn
patent: 2121456 (1938-06-01), Tornquist
patent: 2147564 (1939-02-01), Vance
patent: 2205624 (1940-06-01), Horn
patent: 2592912 (1952-04-01), Knipper
patent: 2595038 (1952-04-01), Woller
patent: 2738519 (1956-03-01), Thomas
patent: 2755486 (1956-07-01), Thomas
patent: 2815541 (1957-12-01), Lappin et al.
patent: 2832082 (1958-04-01), Thomas
patent: 2846738 (1958-08-01), Walworth et al.
patent: 2891255 (1959-06-01), Simmons
patent: 2983968 (1961-05-01), Wurn
patent: 3482270 (1969-12-01), Hill
patent: 3488898 (1970-01-01), Scaggs
patent: 3600033 (1971-08-01), Holdampf et al.
patent: 4223945 (1980-09-01), Nikitis
patent: 4378609 (1983-04-01), Patterson et al.
patent: 4571895 (1986-02-01), Lyman, Jr.
patent: 4742900 (1988-05-01), Boxhammer
patent: 4979340 (1990-12-01), Wilson et al.
patent: 4986591 (1991-01-01), Martienssen et al.
patent: 5381873 (1995-01-01), Kniefel et al.
patent: 5421131 (1995-06-01), Heckman et al.
patent: 5655459 (1997-08-01), O'Connor et al.
Bryjak John Jack
Hergott Arthur
Livingston Troy W.
Clark Doris
Greenwich Industries, L.P.
LandOfFree
Seating housing does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Seating housing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Seating housing will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1950625