Got an invention patent certificate for “a rotary seal for air compressor and its preparation method”

Release date:

2025-10-14 13:39

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On August 5, 2022, our company got an invention patent certificate with patent number ZL202210077343.2 for a rotary seal for air compressor and its preparation method.

 

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Got an invention patent certificate for “a rotary seal for air compressor and its preparation method”

On August 5, 2022, our company got an invention patent certificate with patent number ZL202210077343.2 for a rotary seal for air compressor and its preparation method.

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