摘要 |
PCT No. PCT/FR95/01627 Sec. 371 Date Nov. 13, 1996 Sec. 102(e) Date Nov. 13, 1996 PCT Filed Dec. 7, 1995 PCT Pub. No. WO96/17747 PCT Pub. Date Jun. 13, 1996A heating plug has a shroud containing a heating resistance of spiral form. The base of the shroud has engagement lugs for contact with the outer end of the resistance.
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