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DE466749C
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Process for metalworking using oxy-fuel cutting torches
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DE462278C
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Air duct in breathing devices
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DE464145C
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Weight arrangement for suitless diving equipment
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DE456502C
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Head cap for respiratory or gas masks
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DE462696C
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Gas mask
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DE430395C
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Oxy-fuel cutting torch
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DE446894C
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Head cap connected to mouthpiece breathing apparatus for rescue teams
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DE455296C
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Head strap arrangement for flexible gas masks
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DE455973C
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Gas protective mask with sleeping seal
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DE446372C
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Cantilever breathing device with reusable piece as a carrier for the operating fittings
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DE446371C
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Molded rubber gas mask
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DE456500C
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Eccentric wiper mounted rotatably to the sight glass of a gas mask
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DE460312C
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Universal joint for armored suits
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DE460840C
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Device on valves for respiratory equipment
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DE459946C
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Gas mask
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DE456501C
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Carrying device for respiratory equipment
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