Hand tool for removing caps from industrial gas cylinders

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Description

FIG. 1 is a side elevational view of a hand tool for removing caps from industrial gas cylinders, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left end view thereof; and

FIG. 5 is a right end view thereof.

Referenced Cited
U.S. Patent Documents
455606 July 1891 Byrne
1303157 May 1919 Brockway
1522320 January 1925 Norwood
Foreign Patent Documents
353977 May 1905 FRX
143705 June 1920 GBX
Patent History
Patent number: D252907
Type: Grant
Filed: Nov 11, 1977
Date of Patent: Sep 18, 1979
Inventor: Kenneth Poll (Roselle Park, NJ)
Primary Examiner: Winifred E. Herrmann
Attorney: Stefan J. Klauber
Application Number: 5/850,753
Classifications
Current U.S. Class: D 8/27; D 8/40
International Classification: D0805;