Technology teaching apparatus

Details Technology teaching apparatus Technology teaching apparatus

1985-04-01

1987-03-17

Grieb, William H.

Education and demonstration

Occupation

248639, 248645, 434224, 434379, 434389, 434401, G09B 2502

Patent

active

046504257

ABSTRACT:
A system of technology teaching equipment including a support structure providing both horizontally and vertically disposed support areas with means for the removable attachment of components, the support areas including T-slots for the engagement of complementary parts of the components or of mounting brackets therefor, and/or for the engagement of the heads of respective fasteners.

REFERENCES:
patent: 2983892 (1961-05-01), Williams
patent: 3344535 (1967-10-01), Poesl
patent: 3522666 (1970-08-01), Sarthou
patent: 3704527 (1972-12-01), Berkman

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