Patent · US Active

Air conditioning refrigerant charging device with digital gauge

USD976728S1 · kind S1 · design

1Cited by
15References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 2021
Grant dateJan 31, 2023
Priority date
Expiry dateJan 31, 2038

Classification

  • Technology area (CPC —)General

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.