Combined screwdriver and magnifying glass

Details Combined screwdriver and magnifying glass Combined screwdriver and magnifying glass

1991-07-24

1992-09-22

Parker, Roscoe V.

Optical: systems and elements

Lens

Combined with diverse art tool, instrument or machine

81 35, 81184, 81490, 7165, D 8 87, G02B 702, B25F 100

Patent

active

051502615

ABSTRACT:
A combined screwdriver and magnifying glass includes a screwdriver having a handle and a shank connected to the handle; a block member made of elastic material detachably and frictionally sleeved around the shank; and a magnifying glass having a central hole, the block member being frictionally fitted in the central hole of the magnifying glass.

REFERENCES:
patent: 858131 (1907-06-01), Aichele
patent: 2455972 (1948-12-01), Bowditch
patent: 2732761 (1956-01-01), Bender et al.
patent: 3011258 (1961-12-01), Kotchan
patent: 4253357 (1981-03-01), Lane

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