Manual manhole cover lifting tool
Description
Manhole cover lifting key.
Claims
The ornamental design for a manhole cover lifting key, as shown and described.
Referenced Cited
Patent History
Patent number: D892582
Type: Grant
Filed: Nov 7, 2018
Date of Patent: Aug 11, 2020
Inventor: Roger Doherty (Clonmany)
Primary Examiner: Eliza Z Bennett-Hattan
Application Number: 35/507,285
Type: Grant
Filed: Nov 7, 2018
Date of Patent: Aug 11, 2020
Inventor: Roger Doherty (Clonmany)
Primary Examiner: Eliza Z Bennett-Hattan
Application Number: 35/507,285
Classifications
Current U.S. Class:
D8/59