Protective headgear

Equipment for safety – protection – and rescue – Fire extinguisher or casing therefor – Portable or hand held

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D29 17

Patent

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D02969416

REFERENCES:
patent: D212988 (1968-12-01), Katzman et al.
patent: D262070 (1981-12-01), Toms
patent: D292330 (1987-10-01), McColough
patent: D293829 (1988-01-01), Johnston
patent: 2364571 (1944-12-01), Turner
patent: 2616081 (1952-11-01), Weaver et al.
patent: 3211146 (1965-10-01), Rodelli
patent: 3541608 (1970-11-01), Otwell
patent: 3820780 (1974-06-01), Tarbox
patent: 4614189 (1986-09-01), MacKenzie

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