Lightweight corrugated planter

Details Lightweight corrugated planter Lightweight corrugated planter

1986-05-14

1989-05-02

Hafer, Robert A.

Plant husbandry

Receptacle for growing medium

Method of using a plant receptacle

47 69, 119 61, 220 1B, 220 5A, A01G 902

Patent

active

048255882

ABSTRACT:
This specification describes a novel apparatus and method of manufacture wherein a corrugated fiberglass trough is sealed between matching end walls, consisting of stand and plug members which have sealing surfaces which match the contour of the fiberglass trough. In this manner, the bonding strength between the above members is maximized, the cost of manufacture is minimized, and assembly is made with ease.

REFERENCES:
patent: 726766 (1903-04-01), Scheafer
patent: 786674 (1905-04-01), Polski
patent: 809958 (1906-01-01), Kennedy
patent: 1405568 (1922-02-01), Conklin
patent: 2280537 (1942-04-01), Murphy
patent: 2501980 (1950-03-01), Wolfe
patent: 3370379 (1968-02-01), Gleason
patent: 4133442 (1979-01-01), Wiltshire et al.
patent: 4244486 (1981-01-01), Ewald, Jr.
patent: 4395845 (1983-08-01), Markowitz

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