共 6 条
[1]
HARRISS LH, 1951, Patent No. 2543106
[2]
LAWSON HE, 1947, Patent No. 2428850
[3]
LAWSON HE, 1948, Patent No. 2445306
[5]
MULLEN JB, 1950, Patent No. 2521082
[6]
VINAL GW, 1950, PRIMARY BATTERIES, P274