Material or article handling equipment – Conveying – lifting – or transferring article – Crane or hoist
Patent
1988-05-17
1991-04-02
Burke, Wallace R.
Material or article handling equipment
Conveying, lifting, or transferring article
Crane or hoist
Patent
active
D03159760
REFERENCES:
patent: 2913224 (1955-05-01), Uhlig
Wallace Products Cat., May 25, 1976, p. 81, winch-hoist, single item on page.
Wards F&W, 1971, p. 8, 1161, winch hoist, see item 3, top right hand side.
Baynham H.
Burke Wallace R.
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