Combined check rail lock and keeper

Details Combined check rail lock and keeper Combined check rail lock and keeper

1987-04-13

1989-08-08

Burke, Wallace R.

Tools and hardware

Locking or closing device

Lock, latch or bolt

Patent

active

D03026515

REFERENCES:
patent: D196713 (1963-10-01), Ahlgren
patent: D242840 (1976-12-01), Schmidt
patent: D268643 (1983-04-01), Anderson
patent: D293548 (1988-01-01), Bates et al.
patent: D295019 (1988-04-01), Bocson
patent: D296982 (1988-08-01), White et al.
patent: 2854268 (1958-09-01), Graves et al.
patent: 2961263 (1960-11-01), Alhgren
Corbin Lock Catalogue #28-M, 1943, p. 113, Sash Fastener No. 1832 (top left corner).
Allgood brochure, 1982, No. 8200 Sash Fastener.
Pages 14 and 14a from recently published catalog of Truth Incorporated showing a Check Rail Lock and Keeper in existance prior to Apr. 13, 1986.
Pages 15 and 15a from recently published catalog of Truth Incorporated showing a Check Rail Lock in existence prior to Apr. 13, 1986.

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