Invention Grant
- Patent Title: Electric water heater
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Application No.: US36894140Application Date: 1940-12-06
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Publication No.: US2258744APublication Date: 1941-10-14
- Inventor: DES ROSIERS JOHN A
- Applicant: DES ROSIERS JOHN A
- Assignee: Rosiers John A Des
- Current Assignee: Rosiers John A Des
- Priority: US36894140 1940-12-06
- Main IPC: F24H1/10
- IPC: F24H1/10
Information query
