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US3802439A
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Circumcision clamp
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US3454138A
|
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Lubricant pump
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US3397648A
|
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Suction pump
|
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US3392728A
|
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Bloodless circumcision clamp provided with a sterilizable washer permanently attached thereto
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US3421534A
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Valve construction
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US3142299A
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Valve and pump assembly for closing and irrigating fluid drainage tube
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US3044466A
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Valve and pump assembly for closing and irrigating fluid drainage tube in suction apparatus
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US3235794A
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Device for testing the accuracy of a time delay relay including means for measuring the elapsed times of the relay's closed and open cycles
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US3106835A
|
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Check valve tester
|
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US2963021A
|
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Vaporizer
|
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US2759476A
|
|
Aspirating apparatus
|
|
US2727678A
|
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Suction pump
|
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US2833307A
|
|
Air metering valve for ether control
|
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US2678156A
|
|
Rotary air compressor
|
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US2654557A
|
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Suction apparatus
|
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US2531730A
|
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Surgical aspirator
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US2486405A
|
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Tidal irrigator and cystometer
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US2465685A
|
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Heating chamber for thermotic pumps or the like
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US2261648A
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Valve for automatically preventing the passage of liquid
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CA872052A
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Lubricant pump
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