US Patent: 1,321,776
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Wrench
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Patentee:
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Stephen Stepanian (exact or similar names) - Columbus, OH |
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Patent Dates:
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Applied: |
May 29, 1918 |
Granted: |
Nov. 11, 1919 |
Patent Pictures:
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Stephen Stepanian patent November 11, 1919 |
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Stan Schulz
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Description: |
"T" handled flared "socket" type wrench with internal gripping teeth and slotted sides designed to grip the edges of grease cup caps.
Produced as the "UNIVERSAL GREASE CUP WRENCH." Stepanian's later patent (no. 1,336,794) proposed to accomplish the same work with a modified tubular structure. |
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