Heat producing device
United States Patent 3369104
US Patent References:
Electric lighter
- - 2199885

Cigar and cigarette lighter
- - 2240678

Battery heater
- - 2626971

Photocell control apparatus
- - 2875348

Electric cigarette lighter
- - 2897336


Inventors:
Lovercheck, Lawrence R.
Publication Date:
02/13/1968
View Patent Images:
Download PDF 3369104 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Primary Class:
219/268
Other Classes:
219/551, 200/61.190, 219/240, 131/351, 219/270, 219/262, 219/530
International Classes:
H05B3/00
US Patent References:
3007027Battery-powered electric cigarette lighter
3241028Temperature compensated regulator for battery charging
3277271Rechargeable battery operated electric cigarette lighter
1728292Cigar lighter
3125660
Foreign References:
DE341029C