Inventor

FRIEDRICH CARL

3 patents

⚠️ This page may combine multiple inventors who share the name “FRIEDRICH CARL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KIDDE CO PRESTO LOCK DIV

2 patents

US4024600AMay 24, 1977

Roller units

KIDDE CO PRESTO LOCK DIV13 citations71

US4024622AMay 24, 1977

Method of making roller units

KIDDE CO PRESTO LOCK DIV6 citations60

(unassigned)

1 patent

US6354660B1Mar 12, 2002

Quick release locking mechanism for game machine chair

182 citations92