\new@fontshape{helvetica}{m}{n}{%
    <5>psmhlv at 5pt%
    <6>psmhlv at 6pt%
    <7>psmhlv at 7pt%
    <8>psmhlv at 8pt%
    <9>psmhlv at 9pt%
    <10>psmhlv at 10pt%
    <11>psmhlv at 11pt%
    <12>psmhlv at 12pt%
    <14>psmhlv at 14pt%
    <17>psmhlv at 17pt%
    <20>psmhlv at 20pt%
    <25>psmhlv at 25pt}{}
 
\new@fontshape{helvetica}{m}{it}{%
    <5>psmhlvo at 5pt%
    <6>psmhlvo at 6pt%
    <7>psmhlvo at 7pt%
    <8>psmhlvo at 8pt%
    <9>psmhlvo at 9pt%
    <10>psmhlvo at 10pt%
    <11>psmhlvo at 11pt%
    <12>psmhlvo at 12pt%
    <14>psmhlvo at 14pt%
    <17>psmhlvo at 17pt%
    <20>psmhlvo at 20pt%
    <25>psmhlvo at 25pt}{}
 
\new@fontshape{helvetica}{bx}{n}{%
    <5>psmhlvb at 5pt%
    <6>psmhlvb at 6pt%
    <7>psmhlvb at 7pt%
    <8>psmhlvb at 8pt%
    <9>psmhlvb at 9pt%
    <10>psmhlvb at 10pt%
    <11>psmhlvb at 11pt%
    <12>psmhlvb at 12pt%
    <14>psmhlvb at 14pt%
    <17>psmhlvb at 17pt%
    <20>psmhlvb at 20pt%
    <25>psmhlvb at 25pt}{}
 
\new@fontshape{helvetica}{bx}{it}{%
    <5>psmhlvbo at 5pt%
    <6>psmhlvbo at 6pt%
    <7>psmhlvbo at 7pt%
    <8>psmhlvbo at 8pt%
    <9>psmhlvbo at 9pt%
    <10>psmhlvbo at 10pt%
    <11>psmhlvbo at 11pt%
    <12>psmhlvbo at 12pt%
    <14>psmhlvbo at 14pt%
    <17>psmhlvbo at 17pt%
    <20>psmhlvbo at 20pt%
    <25>psmhlvbo at 25pt}{}
 
\subst@fontshape{helvetica}{m}{sl}{helvetica}{m}{it}
\subst@fontshape{helvetica}{bx}{sl}{helvetica}{bx}{it}
\subst@fontshape{helvetica}{m}{sc}{helvetica}{m}{n}
 
\def\default@family{helvetica}
\def\rmdefault{helvetica}